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10212102311 = 192918533761
BaseRepresentation
bin10011000001011000…
…00101000010100111
3222100200212112210112
421200230011002213
5131403244233221
64405200443235
7511031303015
oct114054050247
928320775715
1010212102311
114370513684
121b9001951b
13c699211b8
146cc3b58b5
153eb80815b
hex260b050a7

10212102311 has 8 divisors (see below), whose sum is σ = 11120257200. Its totient is φ = 9341015040.

The previous prime is 10212102301. The next prime is 10212102323. The reversal of 10212102311 is 11320121201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10212102311 - 210 = 10212101287 is a prime.

It is a super-2 number, since 2×102121023112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212102301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9266330 + ... + 9267431.

It is an arithmetic number, because the mean of its divisors is an integer number (1390032150).

Almost surely, 210212102311 is an apocalyptic number.

10212102311 is a deficient number, since it is larger than the sum of its proper divisors (908154889).

10212102311 is a wasteful number, since it uses less digits than its factorization.

10212102311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18533809.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10212102311 its reverse (11320121201), we get a palindrome (21532223512).

The spelling of 10212102311 in words is "ten billion, two hundred twelve million, one hundred two thousand, three hundred eleven".

Divisors: 1 19 29 551 18533761 352141459 537479069 10212102311