120001020022120 has 32 divisors (see below), whose sum is σ = 275747024736000. Its totient is φ = 46979122731328.

The previous prime is 120001020022067. The next prime is 120001020022127. The reversal of 120001020022120 is 21220020100021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120001020022120.

It is not an unprimeable number, because it can be changed into a prime (120001020022127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31915163020 + ... + 31915166779.

It is an arithmetic number, because the mean of its divisors is an integer number (8617094523000).

Almost surely, 2^{120001020022120} is an apocalyptic number.

120001020022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120001020022120 is an abundant number, since it is smaller than the sum of its proper divisors (155746004713880).

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

120001020022120 is a wasteful number, since it uses less digits than its factorization.

120001020022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63830329857 (or 63830329853 counting only the distinct ones).

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

Adding to 120001020022120 its reverse (21220020100021), we get a palindrome (141221040122141).

The spelling of 120001020022120 in words is "one hundred twenty trillion, one billion, twenty million, twenty-two thousand, one hundred twenty".