11273304912 has 20 divisors (see below), whose sum is σ = 29122704480. Its totient is φ = 3757768288.

The previous prime is 11273304859. The next prime is 11273304923. The reversal of 11273304912 is 21940337211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117430212 + ... + 117430307.

It is an arithmetic number, because the mean of its divisors is an integer number (1456135224).

Almost surely, 2^11273304912 is an apocalyptic number.

11273304912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11273304912 is an abundant number, since it is smaller than the sum of its proper divisors (17849399568).

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

11273304912 is a wasteful number, since it uses less digits than its factorization.

11273304912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234860530 (or 234860524 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 11273304912 in words is "eleven billion, two hundred seventy-three million, three hundred four thousand, nine hundred twelve".