1100111523312 has 80 divisors (see below), whose sum is σ = 2849575927968. Its totient is φ = 365721108480.

The previous prime is 1100111523311. The next prime is 1100111523323. The reversal of 1100111523312 is 2133251110011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100111523311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66937048 + ... + 66953480.

Almost surely, 2^{1100111523312} is an apocalyptic number.

1100111523312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100111523312 is an abundant number, since it is smaller than the sum of its proper divisors (1749464404656).

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

1100111523312 is a wasteful number, since it uses less digits than its factorization.

1100111523312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20098 (or 20092 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

Adding to 1100111523312 its reverse (2133251110011), we get a palindrome (3233362633323).

The spelling of 1100111523312 in words is "one trillion, one hundred billion, one hundred eleven million, five hundred twenty-three thousand, three hundred twelve".