201310111232 has 40 divisors (see below), whose sum is σ = 410785109856. Its totient is φ = 98513446912.

The previous prime is 201310111193. The next prime is 201310111243. The reversal of 201310111232 is 232111013102.

It is a self number, because there is not a number n which added to its sum of digits gives 201310111232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4158743 + ... + 4206870.

Almost surely, 2^201310111232 is an apocalyptic number.

It is an amenable number.

201310111232 is an abundant number, since it is smaller than the sum of its proper divisors (209474998624).

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

201310111232 is an frugal number, since it uses more digits than its factorization.

201310111232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8365678 (or 8365662 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 201310111232 its reverse (232111013102), we get a palindrome (433421124334).

The spelling of 201310111232 in words is "two hundred one billion, three hundred ten million, one hundred eleven thousand, two hundred thirty-two".