20100020021199 has 12 divisors (see below), whose sum is σ = 29062659301312. Its totient is φ = 13386491632800.

The previous prime is 20100020021183. The next prime is 20100020021231. The reversal of 20100020021199 is 99112002000102.

It is not a de Polignac number, because 20100020021199 - 2⁴ = 20100020021183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100020021099) 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, 1126800142 + ... + 1126817979.

Almost surely, 2^{20100020021199} is an apocalyptic number.

20100020021199 is a deficient number, since it is larger than the sum of its proper divisors (8962639280113).

20100020021199 is a wasteful number, since it uses less digits than its factorization.

20100020021199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253619118 (or 2253619115 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 20100020021199 in words is "twenty trillion, one hundred billion, twenty million, twenty-one thousand, one hundred ninety-nine".