120220012121000 has 128 divisors (see below), whose sum is σ = 323040951792000. Its totient is φ = 41415506496000.

The previous prime is 120220012120979. The next prime is 120220012121009. The reversal of 120220012121000 is 121210022021.

It is not an unprimeable number, because it can be changed into a prime (120220012121009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287398685 + ... + 287816684.

It is an arithmetic number, because the mean of its divisors is an integer number (2523757435875).

Almost surely, 2^{120220012121000} is an apocalyptic number.

120220012121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120220012121000 is an abundant number, since it is smaller than the sum of its proper divisors (202820939671000).

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

120220012121000 is a wasteful number, since it uses less digits than its factorization.

120220012121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575215420 (or 575215406 counting only the distinct ones).

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

Adding to 120220012121000 its reverse (121210022021), we get a palindrome (120341222143021).

The spelling of 120220012121000 in words is "one hundred twenty trillion, two hundred twenty billion, twelve million, one hundred twenty-one thousand".