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10102310231 = 131753862487
BaseRepresentation
bin10010110100010010…
…10000010101010111
3222002001021112101012
421122021100111113
5131142142411411
64350235322435
7505226135336
oct113211202527
928061245335
1010102310231
114314544222
121b5b2b041b
13c4cc5c680
146bb995d1d
153e1d6c18b
hex25a250557

10102310231 has 16 divisors (see below), whose sum is σ = 11736736704. Its totient is φ = 8611060224.

The previous prime is 10102310177. The next prime is 10102310243. The reversal of 10102310231 is 13201320101.

10102310231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10102310231 - 218 = 10102048087 is a prime.

It is a super-2 number, since 2×101023102312 (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 (10102310291) 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, 419531 + ... + 442956.

It is an arithmetic number, because the mean of its divisors is an integer number (733546044).

Almost surely, 210102310231 is an apocalyptic number.

10102310231 is a deficient number, since it is larger than the sum of its proper divisors (1634426473).

10102310231 is a wasteful number, since it uses less digits than its factorization.

10102310231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862570.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10102310231 its reverse (13201320101), we get a palindrome (23303630332).

The spelling of 10102310231 in words is "ten billion, one hundred two million, three hundred ten thousand, two hundred thirty-one".

Divisors: 1 13 17 53 221 689 901 11713 862487 11212331 14662279 45711811 190609627 594253543 777100787 10102310231