2100020202202 has 8 divisors (see below), whose sum is σ = 3392340326676. Its totient is φ = 969240093312.

The previous prime is 2100020202167. The next prime is 2100020202229. The reversal of 2100020202202 is 2022020200012.

It can be written as a sum of positive squares in 2 ways, for example, as 1988356628281 + 111663573921 = 1410091^2 + 334161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40385003863 + ... + 40385003914.

Almost surely, 2^{2100020202202} is an apocalyptic number.

2100020202202 is a deficient number, since it is larger than the sum of its proper divisors (1292320124474).

2100020202202 is a wasteful number, since it uses less digits than its factorization.

2100020202202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80770007792.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2100020202202 its reverse (2022020200012), we get a palindrome (4122040402214).

The spelling of 2100020202202 in words is "two trillion, one hundred billion, twenty million, two hundred two thousand, two hundred two".