210120122022 has 64 divisors (see below), whose sum is σ = 425055720960. Its totient is φ = 69243782400.

The previous prime is 210120121997. The next prime is 210120122027. The reversal of 210120122022 is 220221021012.

It is a junction number, because it is equal to n+sod(n) for n = 210120121992 and 210120122010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210120122027) 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, 133748497 + ... + 133750067.

It is an arithmetic number, because the mean of its divisors is an integer number (6641495640).

Almost surely, 2^210120122022 is an apocalyptic number.

210120122022 is an abundant number, since it is smaller than the sum of its proper divisors (214935598938).

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

210120122022 is a wasteful number, since it uses less digits than its factorization.

210120122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2429.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210120122022 its reverse (220221021012), we get a palindrome (430341143034).

The spelling of 210120122022 in words is "two hundred ten billion, one hundred twenty million, one hundred twenty-two thousand, twenty-two".