32131312102 has 16 divisors (see below), whose sum is σ = 48394130400. Its totient is φ = 16000030528.

The previous prime is 32131312069. The next prime is 32131312121. The reversal of 32131312102 is 20121313123.

It is a super-2 number, since 2×32131312102² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32131312102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672399 + ... + 718597.

It is an arithmetic number, because the mean of its divisors is an integer number (3024633150).

Almost surely, 2^32131312102 is an apocalyptic number.

32131312102 is a deficient number, since it is larger than the sum of its proper divisors (16262818298).

32131312102 is a wasteful number, since it uses less digits than its factorization.

32131312102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47615.

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

Adding to 32131312102 its reverse (20121313123), we get a palindrome (52252625225).

The spelling of 32131312102 in words is "thirty-two billion, one hundred thirty-one million, three hundred twelve thousand, one hundred two".