120020121201200 has 120 divisors (see below), whose sum is σ = 314572109083056. Its totient is φ = 43642253824000.

The previous prime is 120020121201181. The next prime is 120020121201257. The reversal of 120020121201200 is 2102121020021.

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, 139142444 + ... + 140002356.

Almost surely, 2^{120020121201200} is an apocalyptic number.

120020121201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120020121201200 is an abundant number, since it is smaller than the sum of its proper divisors (194551987881856).

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

120020121201200 is a wasteful number, since it uses less digits than its factorization.

120020121201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891663 (or 891652 counting only the distinct ones).

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

Adding to 120020121201200 its reverse (2102121020021), we get a palindrome (122122242221221).

The spelling of 120020121201200 in words is "one hundred twenty trillion, twenty billion, one hundred twenty-one million, two hundred one thousand, two hundred".