1020120211112 has 16 divisors (see below), whose sum is σ = 1912765635360. Its totient is φ = 510049375024.

The previous prime is 1020120211093. The next prime is 1020120211127. The reversal of 1020120211112 is 2111120210201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929858 + ... + 1704369.

It is an arithmetic number, because the mean of its divisors is an integer number (119547852210).

Almost surely, 2^{1020120211112} is an apocalyptic number.

It is an amenable number.

1020120211112 is a deficient number, since it is larger than the sum of its proper divisors (892645424248).

1020120211112 is a wasteful number, since it uses less digits than its factorization.

1020120211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682640 (or 2682636 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1020120211112 its reverse (2111120210201), we get a palindrome (3131240421313).

The spelling of 1020120211112 in words is "one trillion, twenty billion, one hundred twenty million, two hundred eleven thousand, one hundred twelve".