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111201331103310 = 23573117081617681
BaseRepresentation
bin11001010010001100010011…
…110101101100011001001110
3112120201202001221221221120010
4121102030103311230121032
5104033410311230301220
61032301104122334050
732265013435435350
oct3122142365543116
9476652057857503
10111201331103310
1132483246438968
121057b69095a326
134a08318594356
141d6625d1650d0
15ccc9061d41e0
hex652313d6c64e

111201331103310 has 64 divisors (see below), whose sum is σ = 314848377114624. Its totient is φ = 24597529459200.

The previous prime is 111201331103251. The next prime is 111201331103321. The reversal of 111201331103310 is 13301133102111.

It is a super-2 number, since 2×1112013311033102 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8540802331 + ... + 8540815350.

It is an arithmetic number, because the mean of its divisors is an integer number (4919505892416).

Almost surely, 2111201331103310 is an apocalyptic number.

111201331103310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111201331103310 is an abundant number, since it is smaller than the sum of its proper divisors (203647046011314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111201331103310 is a wasteful number, since it uses less digits than its factorization.

111201331103310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17081617729.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 111201331103310 its reverse (13301133102111), we get a palindrome (124502464205421).

The spelling of 111201331103310 in words is "one hundred eleven trillion, two hundred one billion, three hundred thirty-one million, one hundred three thousand, three hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 310 434 465 651 930 1085 1302 2170 3255 6510 17081617681 34163235362 51244853043 85408088405 102489706086 119571323767 170816176810 239142647534 256224265215 358713971301 512448530430 529530148111 597856618835 717427942602 1059060296222 1195713237670 1588590444333 1793569856505 2647650740555 3177180888666 3587139713010 3706711036777 5295301481110 7413422073554 7942952221665 11120133110331 15885904443330 18533555183885 22240266220662 37067110367770 55600665551655 111201331103310