20002101101200 has 60 divisors (see below), whose sum is σ = 48082556758000. Its totient is φ = 7996260401280.

The previous prime is 20002101101197. The next prime is 20002101101219. The reversal of 20002101101200 is 210110120002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13612950 + ... + 15010549.

Almost surely, 2^{20002101101200} is an apocalyptic number.

20002101101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002101101200 is an abundant number, since it is smaller than the sum of its proper divisors (28080455656800).

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

20002101101200 is a wasteful number, since it uses less digits than its factorization.

20002101101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28625264 (or 28625253 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20002101101200 its reverse (210110120002), we get a palindrome (20212211221202).

The spelling of 20002101101200 in words is "twenty trillion, two billion, one hundred one million, one hundred one thousand, two hundred".