20201012120112 has 40 divisors (see below), whose sum is σ = 52186686021360. Its totient is φ = 6733575475200.

The previous prime is 20201012120083. The next prime is 20201012120129. The reversal of 20201012120112 is 21102121010202.

It is a super-2 number, since 2×20201012120112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20201012120091 and 20201012120100.

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, 495112 + ... + 6375512.

It is an arithmetic number, because the mean of its divisors is an integer number (1304667150534).

Almost surely, 2^{20201012120112} is an apocalyptic number.

It is an amenable number.

20201012120112 is an abundant number, since it is smaller than the sum of its proper divisors (31985673901248).

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

20201012120112 is a wasteful number, since it uses less digits than its factorization.

20201012120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5951981 (or 5951975 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20201012120112 its reverse (21102121010202), we get a palindrome (41303133130314).

The spelling of 20201012120112 in words is "twenty trillion, two hundred one billion, twelve million, one hundred twenty thousand, one hundred twelve".