20365214100 has 144 divisors (see below), whose sum is σ = 73462964736. Its totient is φ = 4231728000.

The previous prime is 20365214057. The next prime is 20365214113. The reversal of 20365214100 is 141256302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 417706 + ... + 463905.

Almost surely, 2^20365214100 is an apocalyptic number.

20365214100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20365214100 is an abundant number, since it is smaller than the sum of its proper divisors (53097750636).

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

20365214100 is a wasteful number, since it uses less digits than its factorization.

20365214100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881646 (or 881639 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 20365214100 in words is "twenty billion, three hundred sixty-five million, two hundred fourteen thousand, one hundred".