11100321131012 has 48 divisors (see below), whose sum is σ = 20462426839680. Its totient is φ = 5254328217600.

The previous prime is 11100321130999. The next prime is 11100321131057. The reversal of 11100321131012 is 21013112300111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912774212 + ... + 912786372.

It is an arithmetic number, because the mean of its divisors is an integer number (426300559160).

Almost surely, 2^{11100321131012} is an apocalyptic number.

It is an amenable number.

11100321131012 is a deficient number, since it is larger than the sum of its proper divisors (9362105708668).

11100321131012 is a wasteful number, since it uses less digits than its factorization.

11100321131012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19692 (or 19690 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11100321131012 its reverse (21013112300111), we get a palindrome (32113433431123).

The spelling of 11100321131012 in words is "eleven trillion, one hundred billion, three hundred twenty-one million, one hundred thirty-one thousand, twelve".