2122021210204 has 48 divisors (see below), whose sum is σ = 4432532203008. Its totient is φ = 869117819328.

The previous prime is 2122021210157. The next prime is 2122021210213. The reversal of 2122021210204 is 4020121202212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 755614 + ... + 2194309.

It is an arithmetic number, because the mean of its divisors is an integer number (92344420896).

Almost surely, 2^{2122021210204} is an apocalyptic number.

It is an amenable number.

2122021210204 is an abundant number, since it is smaller than the sum of its proper divisors (2310510992804).

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

2122021210204 is a wasteful number, since it uses less digits than its factorization.

2122021210204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951074 (or 2951072 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122021210204 its reverse (4020121202212), we get a palindrome (6142142412416).

The spelling of 2122021210204 in words is "two trillion, one hundred twenty-two billion, twenty-one million, two hundred ten thousand, two hundred four".