11313031332 has 48 divisors (see below), whose sum is σ = 26514758592. Its totient is φ = 3754231680.

The previous prime is 11313031307. The next prime is 11313031337. The reversal of 11313031332 is 23313031311.

It is a junction number, because it is equal to n+sod(n) for n = 11313031299 and 11313031308.

It is not an unprimeable number, because it can be changed into a prime (11313031337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4034643 + ... + 4037445.

It is an arithmetic number, because the mean of its divisors is an integer number (552390804).

Almost surely, 2^11313031332 is an apocalyptic number.

11313031332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11313031332 is an abundant number, since it is smaller than the sum of its proper divisors (15201727260).

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

11313031332 is a wasteful number, since it uses less digits than its factorization.

11313031332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4188 (or 4186 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Subtracting from 11313031332 its sum of digits (21), we obtain a palindrome (11313031311).

Adding to 11313031332 its reverse (23313031311), we get a palindrome (34626062643).

The spelling of 11313031332 in words is "eleven billion, three hundred thirteen million, thirty-one thousand, three hundred thirty-two".