20000202021202 has 32 divisors (see below), whose sum is σ = 33031964412720. Its totient is φ = 9079536735360.

The previous prime is 20000202021119. The next prime is 20000202021209. The reversal of 20000202021202 is 20212020200002.

It can be written as a sum of positive squares in 8 ways, for example, as 8214294191481 + 11785907829721 = 2866059^2 + 3433061^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20000202021209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37041043 + ... + 37577110.

Almost surely, 2^{20000202021202} is an apocalyptic number.

20000202021202 is a deficient number, since it is larger than the sum of its proper divisors (13031762391518).

20000202021202 is an equidigital number, since it uses as much as digits as its factorization.

20000202021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74618255 (or 74618229 counting only the distinct ones).

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

Adding to 20000202021202 its reverse (20212020200002), we get a palindrome (40212222221204).

The spelling of 20000202021202 in words is "twenty trillion, two hundred two million, twenty-one thousand, two hundred two".