31203340134032 has 40 divisors (see below), whose sum is σ = 67735014776832. Its totient is φ = 13800003004800.

The previous prime is 31203340134019. The next prime is 31203340134041. The reversal of 31203340134032 is 23043104330213.

It is a junction number, because it is equal to n+sod(n) for n = 31203340133986 and 31203340134004.

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, 2395827344 + ... + 2395840367.

Almost surely, 2^{31203340134032} is an apocalyptic number.

It is an amenable number.

31203340134032 is an abundant number, since it is smaller than the sum of its proper divisors (36531674642800).

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

31203340134032 is a wasteful number, since it uses less digits than its factorization.

31203340134032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4791667767 (or 4791667761 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 31203340134032 its reverse (23043104330213), we get a palindrome (54246444464245).

The spelling of 31203340134032 in words is "thirty-one trillion, two hundred three billion, three hundred forty million, one hundred thirty-four thousand, thirty-two".