2163224223612 has 72 divisors (see below), whose sum is σ = 5595627413376. Its totient is φ = 704266413984.

The previous prime is 2163224223607. The next prime is 2163224223647.

2163224223612 is a `hidden beast` number, since 2 + 1 + 6 + 32 + 2 + 4 + 2 + 2 + 3 + 612 = 666.

2163224223612 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43794553 + ... + 43843919.

It is an arithmetic number, because the mean of its divisors is an integer number (77717047408).

Almost surely, 2^{2163224223612} is an apocalyptic number.

It is an amenable number.

2163224223612 is an abundant number, since it is smaller than the sum of its proper divisors (3432403189764).

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

2163224223612 is a wasteful number, since it uses less digits than its factorization.

2163224223612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77727 (or 77722 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The spelling of 2163224223612 in words is "two trillion, one hundred sixty-three billion, two hundred twenty-four million, two hundred twenty-three thousand, six hundred twelve".