231433002102 has 32 divisors (see below), whose sum is σ = 490148161632. Its totient is φ = 72598321664.

The previous prime is 231433002091. The next prime is 231433002139. The reversal of 231433002102 is 201200334132.

It is a super-2 number, since 2×231433002102² (a number of 24 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 825808 + ... + 1069964.

It is an arithmetic number, because the mean of its divisors is an integer number (15317130051).

Almost surely, 2^231433002102 is an apocalyptic number.

231433002102 is an abundant number, since it is smaller than the sum of its proper divisors (258715159530).

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

231433002102 is a wasteful number, since it uses less digits than its factorization.

231433002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253472.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 231433002102 its reverse (201200334132), we get a palindrome (432633336234).

The spelling of 231433002102 in words is "two hundred thirty-one billion, four hundred thirty-three million, two thousand, one hundred two".