2221105232112 has 80 divisors (see below), whose sum is σ = 6240409317408. Its totient is φ = 676650470400.

The previous prime is 2221105232057. The next prime is 2221105232153. The reversal of 2221105232112 is 2112325011222.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 17558083 + ... + 17684130.

Almost surely, 2^{2221105232112} is an apocalyptic number.

It is an amenable number.

2221105232112 is an abundant number, since it is smaller than the sum of its proper divisors (4019304085296).

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

2221105232112 is a wasteful number, since it uses less digits than its factorization.

2221105232112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35242338 (or 35242332 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 2221105232112 in words is "two trillion, two hundred twenty-one billion, one hundred five million, two hundred thirty-two thousand, one hundred twelve".