2130120021112 has 32 divisors (see below), whose sum is σ = 4092941923200. Its totient is φ = 1038977511264.

The previous prime is 2130120021079. The next prime is 2130120021151. The reversal of 2130120021112 is 2111200210312.

It is a super-2 number, since 2×2130120021112² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 19236562 + ... + 19346977.

It is an arithmetic number, because the mean of its divisors is an integer number (127904435100).

Almost surely, 2^{2130120021112} is an apocalyptic number.

It is an amenable number.

2130120021112 is a deficient number, since it is larger than the sum of its proper divisors (1962821902088).

2130120021112 is a wasteful number, since it uses less digits than its factorization.

2130120021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38583715 (or 38583711 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2130120021112 its reverse (2111200210312), we get a palindrome (4241320231424).

It can be divided in two parts, 21301200 and 21112, that added together give a palindrome (21322312).

The spelling of 2130120021112 in words is "two trillion, one hundred thirty billion, one hundred twenty million, twenty-one thousand, one hundred twelve".