11011551204 has 48 divisors (see below), whose sum is σ = 26498707200. Its totient is φ = 3556336896.

The previous prime is 11011551149. The next prime is 11011551211. The reversal of 11011551204 is 40215511011.

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, 54232 + ... + 158000.

It is an arithmetic number, because the mean of its divisors is an integer number (552056400).

Almost surely, 2^11011551204 is an apocalyptic number.

It is an amenable number.

11011551204 is an abundant number, since it is smaller than the sum of its proper divisors (15487155996).

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

11011551204 is a wasteful number, since it uses less digits than its factorization.

11011551204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104052 (or 104050 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 21.

The spelling of 11011551204 in words is "eleven billion, eleven million, five hundred fifty-one thousand, two hundred four".