122422552221020 has 48 divisors (see below), whose sum is σ = 257142347280000. Its totient is φ = 48958548287040.

The previous prime is 122422552221001. The next prime is 122422552221031. The reversal of 122422552221020 is 20122255224221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2218938035 + ... + 2218993205.

It is an arithmetic number, because the mean of its divisors is an integer number (5357132235000).

Almost surely, 2^{122422552221020} is an apocalyptic number.

122422552221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122422552221020 is an abundant number, since it is smaller than the sum of its proper divisors (134719795058980).

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

122422552221020 is a wasteful number, since it uses less digits than its factorization.

122422552221020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76898 (or 76896 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

The spelling of 122422552221020 in words is "one hundred twenty-two trillion, four hundred twenty-two billion, five hundred fifty-two million, two hundred twenty-one thousand, twenty".