11313133444 has 96 divisors (see below), whose sum is σ = 22127333760. Its totient is φ = 5040921600.

The previous prime is 11313133439. The next prime is 11313133453. The reversal of 11313133444 is 44433131311.

It is a super-2 number, since 2×11313133444² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10073467 + ... + 10074589.

It is an arithmetic number, because the mean of its divisors is an integer number (230493060).

Almost surely, 2^11313133444 is an apocalyptic number.

It is an amenable number.

11313133444 is a deficient number, since it is larger than the sum of its proper divisors (10814200316).

11313133444 is a wasteful number, since it uses less digits than its factorization.

11313133444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1299 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 11313133444 its reverse (44433131311), we get a palindrome (55746264755).

The spelling of 11313133444 in words is "eleven billion, three hundred thirteen million, one hundred thirty-three thousand, four hundred forty-four".