20164322200 has 96 divisors (see below), whose sum is σ = 54152627760. Its totient is φ = 6901145600.

The previous prime is 20164322179. The next prime is 20164322219. The reversal of 20164322200 is 222346102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232177 + ... + 306976.

Almost surely, 2^20164322200 is an apocalyptic number.

20164322200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20164322200 is an abundant number, since it is smaller than the sum of its proper divisors (33988305560).

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

20164322200 is a wasteful number, since it uses less digits than its factorization.

20164322200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539197 (or 539188 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20164322200 its reverse (222346102), we get a palindrome (20386668302).

The spelling of 20164322200 in words is "twenty billion, one hundred sixty-four million, three hundred twenty-two thousand, two hundred".