11931130111200 has 72 divisors (see below), whose sum is σ = 38835828519768. Its totient is φ = 3181634695680.

The previous prime is 11931130111171. The next prime is 11931130111273. The reversal of 11931130111200 is 211103113911.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2485649707 + ... + 2485654506.

It is an arithmetic number, because the mean of its divisors is an integer number (539386507219).

Almost surely, 2^{11931130111200} is an apocalyptic number.

11931130111200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11931130111200 is an abundant number, since it is smaller than the sum of its proper divisors (26904698408568).

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

11931130111200 is a wasteful number, since it uses less digits than its factorization.

11931130111200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4971304236 (or 4971304223 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 24.

The spelling of 11931130111200 in words is "eleven trillion, nine hundred thirty-one billion, one hundred thirty million, one hundred eleven thousand, two hundred".