1012022120120 has 64 divisors (see below), whose sum is σ = 2484337357440. Its totient is φ = 367966108800.

The previous prime is 1012022120111. The next prime is 1012022120173. The reversal of 1012022120120 is 210212202101.

It is a super-2 number, since 2×1012022120120² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012022120095 and 1012022120104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3873539 + ... + 4126541.

It is an arithmetic number, because the mean of its divisors is an integer number (38817771210).

Almost surely, 2^{1012022120120} is an apocalyptic number.

1012022120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012022120120 is an abundant number, since it is smaller than the sum of its proper divisors (1472315237320).

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

1012022120120 is a wasteful number, since it uses less digits than its factorization.

1012022120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262116 (or 262112 counting only the distinct ones).

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

Adding to 1012022120120 its reverse (210212202101), we get a palindrome (1222234322221).

The spelling of 1012022120120 in words is "one trillion, twelve billion, twenty-two million, one hundred twenty thousand, one hundred twenty".