1162022811372 has 36 divisors (see below), whose sum is σ = 2945656535640. Its totient is φ = 386243649792.

The previous prime is 1162022811329. The next prime is 1162022811377. The reversal of 1162022811372 is 2731182202611.

1162022811372 is a `hidden beast` number, since 1 + 1 + 6 + 2 + 0 + 2 + 281 + 1 + 372 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1162022811377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45707422 + ... + 45732837.

Almost surely, 2^{1162022811372} is an apocalyptic number.

1162022811372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1162022811372 is an abundant number, since it is smaller than the sum of its proper divisors (1783633724268).

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

1162022811372 is a wasteful number, since it uses less digits than its factorization.

1162022811372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91440622 (or 91440617 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The spelling of 1162022811372 in words is "one trillion, one hundred sixty-two billion, twenty-two million, eight hundred eleven thousand, three hundred seventy-two".