122221100002002 has 16 divisors (see below), whose sum is σ = 258821152945632. Its totient is φ = 38343874510400.

The previous prime is 122221100001899. The next prime is 122221100002031. The reversal of 122221100002002 is 200200001122221.

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, 599123039124 + ... + 599123039327.

It is an arithmetic number, because the mean of its divisors is an integer number (16176322059102).

Almost surely, 2^{122221100002002} is an apocalyptic number.

122221100002002 is an abundant number, since it is smaller than the sum of its proper divisors (136600052943630).

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

122221100002002 is a wasteful number, since it uses less digits than its factorization.

122221100002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198246078473.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 122221100002002 its reverse (200200001122221), we get a palindrome (322421101124223).

The spelling of 122221100002002 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one hundred million, two thousand, two".