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120011331310 = 25132340137569
BaseRepresentation
bin110111111000100111…
…0111001011011101110
3102110202210111022010121
41233301032321123232
53431240400100220
6131044335155154
711445664325203
oct1576116713356
9373683438117
10120011331310
11469952a4542
121b313675aba
13b417653ba0
145b46a55caa
1531c5e92eaa
hex1bf13b96ee

120011331310 has 32 divisors (see below), whose sum is σ = 242752023360. Its totient is φ = 42385271808.

The previous prime is 120011331263. The next prime is 120011331313. The reversal of 120011331310 is 13133110021.

It is a super-2 number, since 2×1200113313102 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011331313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20065795 + ... + 20071774.

It is an arithmetic number, because the mean of its divisors is an integer number (7586000730).

Almost surely, 2120011331310 is an apocalyptic number.

120011331310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120011331310 is an abundant number, since it is smaller than the sum of its proper divisors (122740692050).

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

120011331310 is a wasteful number, since it uses less digits than its factorization.

120011331310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40137612.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 120011331310 its reverse (13133110021), we get a palindrome (133144441331).

The spelling of 120011331310 in words is "one hundred twenty billion, eleven million, three hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 5 10 13 23 26 46 65 115 130 230 299 598 1495 2990 40137569 80275138 200687845 401375690 521788397 923164087 1043576794 1846328174 2608941985 4615820435 5217883970 9231640870 12001133131 24002266262 60005665655 120011331310