22031743347 has 6 divisors (see below), whose sum is σ = 31823629292. Its totient is φ = 14687828892.

The previous prime is 22031743297. The next prime is 22031743367. The reversal of 22031743347 is 74334713022.

22031743347 is a `hidden beast` number, since 2 + 2 + 0 + 317 + 4 + 334 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-22031743347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22031743367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223985733 + ... + 1223985750.

Almost surely, 2^22031743347 is an apocalyptic number.

22031743347 is a deficient number, since it is larger than the sum of its proper divisors (9791885945).

22031743347 is a wasteful number, since it uses less digits than its factorization.

22031743347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447971489 (or 2447971486 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 36.

The spelling of 22031743347 in words is "twenty-two billion, thirty-one million, seven hundred forty-three thousand, three hundred forty-seven".