2120101022120 has 32 divisors (see below), whose sum is σ = 4801818222720. Its totient is φ = 842424244800.

The previous prime is 2120101022087. The next prime is 2120101022183. The reversal of 2120101022120 is 212201010212.

It is a junction number, because it is equal to n+sod(n) for n = 2120101022095 and 2120101022104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175499012 + ... + 175511091.

It is an arithmetic number, because the mean of its divisors is an integer number (150056819460).

Almost surely, 2^{2120101022120} is an apocalyptic number.

2120101022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120101022120 is an abundant number, since it is smaller than the sum of its proper divisors (2681717200600).

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

2120101022120 is a wasteful number, since it uses less digits than its factorization.

2120101022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351010265 (or 351010261 counting only the distinct ones).

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

Adding to 2120101022120 its reverse (212201010212), we get a palindrome (2332302032332).

The spelling of 2120101022120 in words is "two trillion, one hundred twenty billion, one hundred one million, twenty-two thousand, one hundred twenty".