122221011200 has 108 divisors (see below), whose sum is σ = 318438316560. Its totient is φ = 46315284480.

The previous prime is 122221011191. The next prime is 122221011223. The reversal of 122221011200 is 2110122221.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 380954 + ... + 624153.

Almost surely, 2^122221011200 is an apocalyptic number.

122221011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122221011200 is an abundant number, since it is smaller than the sum of its proper divisors (196217305360).

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

122221011200 is a wasteful number, since it uses less digits than its factorization.

122221011200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005152 (or 1005133 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122221011200 its reverse (2110122221), we get a palindrome (124331133421).

The spelling of 122221011200 in words is "one hundred twenty-two billion, two hundred twenty-one million, eleven thousand, two hundred".