122122021022210 has 128 divisors (see below), whose sum is σ = 244795687170048. Its totient is φ = 43855486065600.

The previous prime is 122122021022167. The next prime is 122122021022257. The reversal of 122122021022210 is 12220120221221.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2950713137 + ... + 2950754523.

It is an arithmetic number, because the mean of its divisors is an integer number (1912466306016).

Almost surely, 2^{122122021022210} is an apocalyptic number.

122122021022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122122021022210 is an abundant number, since it is smaller than the sum of its proper divisors (122673666147838).

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

122122021022210 is a wasteful number, since it uses less digits than its factorization.

122122021022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44181 (or 44159 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 122122021022210 its reverse (12220120221221), we get a palindrome (134342141243431).

The spelling of 122122021022210 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, twenty-one million, twenty-two thousand, two hundred ten".