31230434231332 has 24 divisors (see below), whose sum is σ = 64149000044864. Its totient is φ = 13022729331552.

The previous prime is 31230434231329. The next prime is 31230434231341. The reversal of 31230434231332 is 23313243403213.

It is a happy 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, 15072602358 + ... + 15072604429.

Almost surely, 2^{31230434231332} is an apocalyptic number.

It is an amenable number.

31230434231332 is an abundant number, since it is smaller than the sum of its proper divisors (32918565813532).

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

31230434231332 is a wasteful number, since it uses less digits than its factorization.

31230434231332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30145206835 (or 30145206833 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 31230434231332 its reverse (23313243403213), we get a palindrome (54543677634545).

The spelling of 31230434231332 in words is "thirty-one trillion, two hundred thirty billion, four hundred thirty-four million, two hundred thirty-one thousand, three hundred thirty-two".