120012221122200 has 288 divisors, whose sum is σ = 454371341029200. Its totient is φ = 29093871628800.

The previous prime is 120012221122193. The next prime is 120012221122249. The reversal of 120012221122200 is 2221122210021.

It is a happy number.

120012221122200 is a `hidden beast` number, since 1 + 200 + 12 + 221 + 12 + 220 + 0 = 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 71 ways as a sum of consecutive naturals, for example, 91183317 + ... + 92490116.

Almost surely, 2^{120012221122200} is an apocalyptic number.

120012221122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120012221122200 is an abundant number, since it is smaller than the sum of its proper divisors (334359119907000).

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

120012221122200 is a wasteful number, since it uses less digits than its factorization.

120012221122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183673480 (or 183673454 counting only the distinct ones).

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

Adding to 120012221122200 its reverse (2221122210021), we get a palindrome (122233343332221).

It can be divided in two parts, 1200122 and 21122200, that added together give a palindrome (22322322).

The spelling of 120012221122200 in words is "one hundred twenty trillion, twelve billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred".