2112430231100 has 36 divisors (see below), whose sum is σ = 5238826974864. Its totient is φ = 724261793280.

The previous prime is 2112430231097. The next prime is 2112430231117. The reversal of 2112430231100 is 11320342112.

It is a super-2 number, since 2×2112430231100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1508878037 + ... + 1508879436.

It is an arithmetic number, because the mean of its divisors is an integer number (145522971524).

Almost surely, 2^{2112430231100} is an apocalyptic number.

2112430231100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112430231100 is an abundant number, since it is smaller than the sum of its proper divisors (3126396743764).

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

2112430231100 is a wasteful number, since it uses less digits than its factorization.

2112430231100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017757494 (or 3017757487 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2112430231100 its reverse (11320342112), we get a palindrome (2123750573212).

The spelling of 2112430231100 in words is "two trillion, one hundred twelve billion, four hundred thirty million, two hundred thirty-one thousand, one hundred".