2100210020202 has 32 divisors (see below), whose sum is σ = 4804650860544. Its totient is φ = 599538654000.

The previous prime is 2100210020131. The next prime is 2100210020239. The reversal of 2100210020202 is 2020200120012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21674074 + ... + 21770757.

It is an arithmetic number, because the mean of its divisors is an integer number (150145339392).

Almost surely, 2^{2100210020202} is an apocalyptic number.

2100210020202 is an abundant number, since it is smaller than the sum of its proper divisors (2704440840342).

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

2100210020202 is a wasteful number, since it uses less digits than its factorization.

2100210020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43445994.

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

Adding to 2100210020202 its reverse (2020200120012), we get a palindrome (4120410140214).

The spelling of 2100210020202 in words is "two trillion, one hundred billion, two hundred ten million, twenty thousand, two hundred two".