120211221202200 has 144 divisors (see below), whose sum is σ = 413097941032920. Its totient is φ = 31310829688320.

The previous prime is 120211221202169. The next prime is 120211221202249. The reversal of 120211221202200 is 2202122112021.

It is a happy number.

120211221202200 is a `hidden beast` number, since 1 + 20 + 21 + 1 + 221 + 202 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 776480877 + ... + 776635676.

Almost surely, 2^{120211221202200} is an apocalyptic number.

120211221202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120211221202200 is an abundant number, since it is smaller than the sum of its proper divisors (292886719830720).

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

120211221202200 is a wasteful number, since it uses less digits than its factorization.

120211221202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553116618 (or 1553116606 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120211221202200 its reverse (2202122112021), we get a palindrome (122413343314221).

The spelling of 120211221202200 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty-one million, two hundred two thousand, two hundred".