20247055112 has 32 divisors (see below), whose sum is σ = 39638825280. Its totient is φ = 9677257920.

The previous prime is 20247055067. The next prime is 20247055187. The reversal of 20247055112 is 21155074202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264323 + ... + 332205.

It is an arithmetic number, because the mean of its divisors is an integer number (1238713290).

Almost surely, 2^20247055112 is an apocalyptic number.

It is an amenable number.

20247055112 is a deficient number, since it is larger than the sum of its proper divisors (19391770168).

20247055112 is a wasteful number, since it uses less digits than its factorization.

20247055112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69533 (or 69529 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The spelling of 20247055112 in words is "twenty billion, two hundred forty-seven million, fifty-five thousand, one hundred twelve".