2111320111124 has 48 divisors (see below), whose sum is σ = 4313736107520. Its totient is φ = 885342113280.

The previous prime is 2111320111093. The next prime is 2111320111151. The reversal of 2111320111124 is 4211110231112.

It is a happy number.

It is a super-2 number, since 2×2111320111124² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2111320111096 and 2111320111105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4333964 + ... + 4796444.

It is an arithmetic number, because the mean of its divisors is an integer number (89869502240).

Almost surely, 2^{2111320111124} is an apocalyptic number.

It is an amenable number.

2111320111124 is an abundant number, since it is smaller than the sum of its proper divisors (2202415996396).

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

2111320111124 is a wasteful number, since it uses less digits than its factorization.

2111320111124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466008 (or 466006 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 2111320111124 its reverse (4211110231112), we get a palindrome (6322430342236).

The spelling of 2111320111124 in words is "two trillion, one hundred eleven billion, three hundred twenty million, one hundred eleven thousand, one hundred twenty-four".