11311230323112 has 64 divisors (see below), whose sum is σ = 29507969969280. Its totient is φ = 3606428804352.

The previous prime is 11311230323053. The next prime is 11311230323131. The reversal of 11311230323112 is 21132303211311.

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

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, 75812778 + ... + 75961830.

It is an arithmetic number, because the mean of its divisors is an integer number (461062030770).

Almost surely, 2^{11311230323112} is an apocalyptic number.

11311230323112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11311230323112 is an abundant number, since it is smaller than the sum of its proper divisors (18196739646168).

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

11311230323112 is a wasteful number, since it uses less digits than its factorization.

11311230323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286562 (or 286558 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11311230323112 its reverse (21132303211311), we get a palindrome (32443533534423).

The spelling of 11311230323112 in words is "eleven trillion, three hundred eleven billion, two hundred thirty million, three hundred twenty-three thousand, one hundred twelve".