311113322023232 has 112 divisors (see below), whose sum is σ = 653539742813760. Its totient is φ = 146692297285632.

The previous prime is 311113322023187. The next prime is 311113322023241. The reversal of 311113322023232 is 232320223311113.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 311113322023195 and 311113322023204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1757842328 + ... + 1758019304.

Almost surely, 2^{311113322023232} is an apocalyptic number.

311113322023232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 311113322023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326769871406880).

311113322023232 is an abundant number, since it is smaller than the sum of its proper divisors (342426420790528).

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

311113322023232 is a wasteful number, since it uses less digits than its factorization.

311113322023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199088 (or 199078 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 311113322023232 its reverse (232320223311113), we get a palindrome (543433545334345).

The spelling of 311113322023232 in words is "three hundred eleven trillion, one hundred thirteen billion, three hundred twenty-two million, twenty-three thousand, two hundred thirty-two".