120002021021200 has 120 divisors (see below), whose sum is σ = 288476286301280. Its totient is φ = 47972274969600.

The previous prime is 120002021021191. The next prime is 120002021021249. The reversal of 120002021021200 is 2120120200021.

It is a happy 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, 6677528215 + ... + 6677546185.

Almost surely, 2^{120002021021200} is an apocalyptic number.

120002021021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120002021021200 is an abundant number, since it is smaller than the sum of its proper divisors (168474265280080).

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

120002021021200 is a wasteful number, since it uses less digits than its factorization.

120002021021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26985 (or 26974 counting only the distinct ones).

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

Adding to 120002021021200 its reverse (2120120200021), we get a palindrome (122122141221221).

The spelling of 120002021021200 in words is "one hundred twenty trillion, two billion, twenty-one million, twenty-one thousand, two hundred".