11312203031200 has 144 divisors (see below), whose sum is σ = 29746177122816. Its totient is φ = 4188529382400.

The previous prime is 11312203031167. The next prime is 11312203031263. The reversal of 11312203031200 is 213030221311.

11312203031200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9345627 + ... + 10486426.

It is an arithmetic number, because the mean of its divisors is an integer number (206570674464).

Almost surely, 2^{11312203031200} is an apocalyptic number.

11312203031200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11312203031200 is an abundant number, since it is smaller than the sum of its proper divisors (18433974091616).

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

11312203031200 is a wasteful number, since it uses less digits than its factorization.

11312203031200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19832127 (or 19832114 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11312203031200 its reverse (213030221311), we get a palindrome (11525233252511).

The spelling of 11312203031200 in words is "eleven trillion, three hundred twelve billion, two hundred three million, thirty-one thousand, two hundred".