122001122201200 has 180 divisors, whose sum is σ = 339132874063480. Its totient is φ = 42029094412800.

The previous prime is 122001122201197. The next prime is 122001122201237. The reversal of 122001122201200 is 2102221100221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 65414199 + ... + 67253398.

Almost surely, 2^{122001122201200} is an apocalyptic number.

122001122201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122001122201200 is an abundant number, since it is smaller than the sum of its proper divisors (217131751862280).

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

122001122201200 is a wasteful number, since it uses less digits than its factorization.

122001122201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132667656 (or 132667634 counting only the distinct ones).

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

Adding to 122001122201200 its reverse (2102221100221), we get a palindrome (124103343301421).

The spelling of 122001122201200 in words is "one hundred twenty-two trillion, one billion, one hundred twenty-two million, two hundred one thousand, two hundred".