20210021000202 has 32 divisors (see below), whose sum is σ = 44132901249024. Its totient is φ = 6118927958000.

The previous prime is 20210021000161. The next prime is 20210021000209. The reversal of 20210021000202 is 20200012001202.

It is not an unprimeable number, because it can be changed into a prime (20210021000209) 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, 132944208 + ... + 133096139.

It is an arithmetic number, because the mean of its divisors is an integer number (1379153164032).

Almost surely, 2^{20210021000202} is an apocalyptic number.

20210021000202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20210021000202 is an abundant number, since it is smaller than the sum of its proper divisors (23922880248822).

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

20210021000202 is a wasteful number, since it uses less digits than its factorization.

20210021000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266041514.

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

Adding to 20210021000202 its reverse (20200012001202), we get a palindrome (40410033001404).

The spelling of 20210021000202 in words is "twenty trillion, two hundred ten billion, twenty-one million, two hundred two", and thus it is an aban number.