20210001020202 has 64 divisors (see below), whose sum is σ = 46888469616384. Its totient is φ = 5688093734400.

The previous prime is 20210001020179. The next prime is 20210001020233. The reversal of 20210001020202 is 20202010001202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11256363 + ... + 12927710.

It is an arithmetic number, because the mean of its divisors is an integer number (732632337756).

Almost surely, 2^{20210001020202} is an apocalyptic number.

20210001020202 is an abundant number, since it is smaller than the sum of its proper divisors (26678468596182).

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

20210001020202 is a wasteful number, since it uses less digits than its factorization.

20210001020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24184383.

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

Adding to 20210001020202 its reverse (20202010001202), we get a palindrome (40412011021404).

The spelling of 20210001020202 in words is "twenty trillion, two hundred ten billion, one million, twenty thousand, two hundred two".