122021220012010 has 96 divisors (see below), whose sum is σ = 246675965457600. Its totient is φ = 43412564025600.

The previous prime is 122021220012001. The next prime is 122021220012059. The reversal of 122021220012010 is 10210022120221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11013006 + ... + 19113574.

It is an arithmetic number, because the mean of its divisors is an integer number (2569541306850).

Almost surely, 2^{122021220012010} is an apocalyptic number.

122021220012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122021220012010 is an abundant number, since it is smaller than the sum of its proper divisors (124654745445590).

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

122021220012010 is a wasteful number, since it uses less digits than its factorization.

122021220012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8100868 (or 8100857 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122021220012010 its reverse (10210022120221), we get a palindrome (132231242132231).

The spelling of 122021220012010 in words is "one hundred twenty-two trillion, twenty-one billion, two hundred twenty million, twelve thousand, ten".