31302113200232 has 32 divisors (see below), whose sum is σ = 67230866740800. Its totient is φ = 13384209394944.

The previous prime is 31302113200231. The next prime is 31302113200273. The reversal of 31302113200232 is 23200231120313.

It is a junction number, because it is equal to n+sod(n) for n = 31302113200198 and 31302113200207.

It is not an unprimeable number, because it can be changed into a prime (31302113200231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645433382 + ... + 645481877.

It is an arithmetic number, because the mean of its divisors is an integer number (2100964585650).

Almost surely, 2^{31302113200232} is an apocalyptic number.

It is an amenable number.

31302113200232 is an abundant number, since it is smaller than the sum of its proper divisors (35928753540568).

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

31302113200232 is a wasteful number, since it uses less digits than its factorization.

31302113200232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290915705 (or 1290915701 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 31302113200232 its reverse (23200231120313), we get a palindrome (54502344320545).

The spelling of 31302113200232 in words is "thirty-one trillion, three hundred two billion, one hundred thirteen million, two hundred thousand, two hundred thirty-two".