2321100012112 has 20 divisors (see below), whose sum is σ = 5139578598496. Its totient is φ = 994757148000.

The previous prime is 2321100012071. The next prime is 2321100012191. The reversal of 2321100012112 is 2112100011232.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 10362053514 + ... + 10362053737.

Almost surely, 2^{2321100012112} is an apocalyptic number.

It is an amenable number.

2321100012112 is an abundant number, since it is smaller than the sum of its proper divisors (2818478586384).

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

2321100012112 is a wasteful number, since it uses less digits than its factorization.

2321100012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20724107266 (or 20724107260 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2321100012112 its reverse (2112100011232), we get a palindrome (4433200023344).

The spelling of 2321100012112 in words is "two trillion, three hundred twenty-one billion, one hundred million, twelve thousand, one hundred twelve".