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23312010102031 = 754719993045661
BaseRepresentation
bin1010100110011110000000…
…00101001100010100001111
310001112121101001210012120201
411103033000011030110033
511023420444041231111
6121325220052554331
74624144225261150
oct523170005142417
9101477331705521
1023312010102031
117478627a61472
1227460350229a7
13100140bc03191
145a8443383927
152a65eb3526c1
hex1533c014c50f

23312010102031 has 16 divisors (see below), whose sum is σ = 26704364416000. Its totient is φ = 19935209155680.

The previous prime is 23312010101999. The next prime is 23312010102041. The reversal of 23312010102031 is 13020101021332.

It is not a de Polignac number, because 23312010102031 - 25 = 23312010101999 is a prime.

It is a super-2 number, since 2×233120101020312 (a number of 28 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 (23312010102041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6131341 + ... + 9177001.

It is an arithmetic number, because the mean of its divisors is an integer number (1669022776000).

Almost surely, 223312010102031 is an apocalyptic number.

23312010102031 is a deficient number, since it is larger than the sum of its proper divisors (3392354313969).

23312010102031 is a wasteful number, since it uses less digits than its factorization.

23312010102031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048214.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23312010102031 its reverse (13020101021332), we get a palindrome (36332111123363).

The spelling of 23312010102031 in words is "twenty-three trillion, three hundred twelve billion, ten million, one hundred two thousand, thirty-one".

Divisors: 1 7 547 1999 3829 13993 1093453 3045661 7654171 21319627 1665976567 6088276339 11661835969 42617934373 3330287157433 23312010102031