122021100002200 has 96 divisors (see below), whose sum is σ = 334686445839360. Its totient is φ = 40486263580800.

The previous prime is 122021100002159. The next prime is 122021100002359. The reversal of 122021100002200 is 2200001120221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1405729642 + ... + 1405816441.

It is an arithmetic number, because the mean of its divisors is an integer number (3486317144160).

Almost surely, 2^{122021100002200} is an apocalyptic number.

122021100002200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122021100002200 is an abundant number, since it is smaller than the sum of its proper divisors (212665345837160).

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

122021100002200 is a wasteful number, since it uses less digits than its factorization.

122021100002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811546137 (or 2811546128 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122021100002200 its reverse (2200001120221), we get a palindrome (124221101122421).

The spelling of 122021100002200 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred million, two thousand, two hundred".