11311303332 has 48 divisors (see below), whose sum is σ = 30187382400. Its totient is φ = 3229239552.

The previous prime is 11311303321. The next prime is 11311303349. The reversal of 11311303332 is 23330311311.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 11311303299 and 11311303308.

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, 54544 + ... + 159992.

It is an arithmetic number, because the mean of its divisors is an integer number (628903800).

Almost surely, 2^11311303332 is an apocalyptic number.

11311303332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11311303332 is an abundant number, since it is smaller than the sum of its proper divisors (18876079068).

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

11311303332 is a wasteful number, since it uses less digits than its factorization.

11311303332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106740 (or 106738 counting only the distinct ones).

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

Adding to 11311303332 its reverse (23330311311), we get a palindrome (34641614643).

The spelling of 11311303332 in words is "eleven billion, three hundred eleven million, three hundred three thousand, three hundred thirty-two".