11100918472720 has 40 divisors (see below), whose sum is σ = 25840397983680. Its totient is φ = 4435074910080.

The previous prime is 11100918472577. The next prime is 11100918472751. The reversal of 11100918472720 is 2727481900111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×11100918472720² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82627446 + ... + 82761685.

It is an arithmetic number, because the mean of its divisors is an integer number (646009949592).

Almost surely, 2^{11100918472720} is an apocalyptic number.

11100918472720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100918472720 is an abundant number, since it is smaller than the sum of its proper divisors (14739479510960).

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

11100918472720 is a wasteful number, since it uses less digits than its factorization.

11100918472720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165389983 (or 165389977 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 43.

The spelling of 11100918472720 in words is "eleven trillion, one hundred billion, nine hundred eighteen million, four hundred seventy-two thousand, seven hundred twenty".