122221020110120 has 32 divisors (see below), whose sum is σ = 275056600667400. Its totient is φ = 48877864858368.

The previous prime is 122221020110029. The next prime is 122221020110207. The reversal of 122221020110120 is 21011020122221.

It can be written as a sum of positive squares in 4 ways, for example, as 53537932909444 + 68683087200676 = 7316962^2 + 8287526^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329286755 + ... + 329657714.

Almost surely, 2^{122221020110120} is an apocalyptic number.

122221020110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122221020110120 is an abundant number, since it is smaller than the sum of its proper divisors (152835580557280).

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

122221020110120 is a wasteful number, since it uses less digits than its factorization.

122221020110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658949117 (or 658949113 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122221020110120 its reverse (21011020122221), we get a palindrome (143232040232341).

The spelling of 122221020110120 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, twenty million, one hundred ten thousand, one hundred twenty".