210020120022 has 64 divisors (see below), whose sum is σ = 433458832896. Its totient is φ = 67809830400.

The previous prime is 210020119921. The next prime is 210020120027. The reversal of 210020120022 is 220021020012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020120027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7813518 + ... + 7840350.

It is an arithmetic number, because the mean of its divisors is an integer number (6772794264).

Almost surely, 2^210020120022 is an apocalyptic number.

210020120022 is an abundant number, since it is smaller than the sum of its proper divisors (223438712874).

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

210020120022 is a wasteful number, since it uses less digits than its factorization.

210020120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27205.

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

Adding to 210020120022 its reverse (220021020012), we get a palindrome (430041140034).

The spelling of 210020120022 in words is "two hundred ten billion, twenty million, one hundred twenty thousand, twenty-two".