31132123201102 has 64 divisors (see below), whose sum is σ = 61827731827200. Its totient is φ = 11389318778880.

The previous prime is 31132123201093. The next prime is 31132123201139. The reversal of 31132123201102 is 20110232123113.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46748227 + ... + 47409502.

It is an arithmetic number, because the mean of its divisors is an integer number (966058309800).

Almost surely, 2^{31132123201102} is an apocalyptic number.

31132123201102 is a deficient number, since it is larger than the sum of its proper divisors (30695608626098).

31132123201102 is a wasteful number, since it uses less digits than its factorization.

31132123201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94157881.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 31132123201102 its reverse (20110232123113), we get a palindrome (51242355324215).

The spelling of 31132123201102 in words is "thirty-one trillion, one hundred thirty-two billion, one hundred twenty-three million, two hundred one thousand, one hundred two".