2021200002102 has 16 divisors (see below), whose sum is σ = 4042417623552. Its totient is φ = 673730397480.

The previous prime is 2021200002091. The next prime is 2021200002163. The reversal of 2021200002102 is 2012000021202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115703 + ... + 2299389.

It is an arithmetic number, because the mean of its divisors is an integer number (252651101472).

Almost surely, 2^{2021200002102} is an apocalyptic number.

2021200002102 is an abundant number, since it is smaller than the sum of its proper divisors (2021217621450).

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

2021200002102 is a wasteful number, since it uses less digits than its factorization.

2021200002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468283.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2021200002102 its reverse (2012000021202), we get a palindrome (4033200023304).

The spelling of 2021200002102 in words is "two trillion, twenty-one billion, two hundred million, two thousand, one hundred two".