1011000022112 has 48 divisors (see below), whose sum is σ = 2180161085760. Its totient is φ = 459359029248.

The previous prime is 1011000022111. The next prime is 1011000022117. The reversal of 1011000022112 is 2112200001101.

It is a junction number, because it is equal to n+sod(n) for n = 1011000022093 and 1011000022102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011000022111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32026568 + ... + 32058119.

It is an arithmetic number, because the mean of its divisors is an integer number (45420022620).

Almost surely, 2^{1011000022112} is an apocalyptic number.

It is an amenable number.

1011000022112 is an abundant number, since it is smaller than the sum of its proper divisors (1169161063648).

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

1011000022112 is a wasteful number, since it uses less digits than its factorization.

1011000022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64084743 (or 64084735 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1011000022112 its reverse (2112200001101), we get a palindrome (3123200023213).

The spelling of 1011000022112 in words is "one trillion, eleven billion, twenty-two thousand, one hundred twelve".