122020022210 has 32 divisors (see below), whose sum is σ = 223885771632. Its totient is φ = 47864494080.

The previous prime is 122020022207. The next prime is 122020022237. The reversal of 122020022210 is 12220020221.

It can be written as a sum of positive squares in 8 ways, for example, as 43702320601 + 78317701609 = 209051^2 + 279853^2 .

It is a Curzon number.

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, 1092062 + ... + 1198598.

Almost surely, 2^122020022210 is an apocalyptic number.

122020022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122020022210 is a deficient number, since it is larger than the sum of its proper divisors (101865749422).

122020022210 is a wasteful number, since it uses less digits than its factorization.

122020022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108758.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 122020022210 its reverse (12220020221), we get a palindrome (134240042431).

The spelling of 122020022210 in words is "one hundred twenty-two billion, twenty million, twenty-two thousand, two hundred ten".