2113124203212 has 24 divisors (see below), whose sum is σ = 5378861608512. Its totient is φ = 640340667600.

The previous prime is 2113124203207. The next prime is 2113124203219. The reversal of 2113124203212 is 2123024213112.

It is a super-2 number, since 2×2113124203212² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2113124203219) 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, 8004258214 + ... + 8004258477.

It is an arithmetic number, because the mean of its divisors is an integer number (224119233688).

Almost surely, 2^{2113124203212} is an apocalyptic number.

2113124203212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2113124203212 is an abundant number, since it is smaller than the sum of its proper divisors (3265737405300).

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

2113124203212 is a wasteful number, since it uses less digits than its factorization.

2113124203212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16008516709 (or 16008516707 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 2113124203212 its reverse (2123024213112), we get a palindrome (4236148416324).

The spelling of 2113124203212 in words is "two trillion, one hundred thirteen billion, one hundred twenty-four million, two hundred three thousand, two hundred twelve".