120221000001200 has 120 divisors (see below), whose sum is σ = 335019271656192. Its totient is φ = 40603425096960.

The previous prime is 120221000001163. The next prime is 120221000001239. The reversal of 120221000001200 is 2100000122021.

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, 320230844 + ... + 320606043.

Almost surely, 2^{120221000001200} is an apocalyptic number.

120221000001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120221000001200 is an abundant number, since it is smaller than the sum of its proper divisors (214798271654992).

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

120221000001200 is a wasteful number, since it uses less digits than its factorization.

120221000001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640836979 (or 640836968 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 120221000001200 its reverse (2100000122021), we get a palindrome (122321000123221).

The spelling of 120221000001200 in words is "one hundred twenty trillion, two hundred twenty-one billion, one thousand, two hundred".