21233677112 has 16 divisors (see below), whose sum is σ = 39940347840. Its totient is φ = 10582917696.

The previous prime is 21233677103. The next prime is 21233677133. The reversal of 21233677112 is 21177633212.

It is a happy number.

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, 4237448 + ... + 4242455.

It is an arithmetic number, because the mean of its divisors is an integer number (2496271740).

Almost surely, 2^21233677112 is an apocalyptic number.

It is an amenable number.

21233677112 is a deficient number, since it is larger than the sum of its proper divisors (18706670728).

21233677112 is a wasteful number, since it uses less digits than its factorization.

21233677112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8480222 (or 8480218 counting only the distinct ones).

The product of its digits is 21168, while the sum is 35.

The spelling of 21233677112 in words is "twenty-one billion, two hundred thirty-three million, six hundred seventy-seven thousand, one hundred twelve".