11312222947 has 2 divisors, whose sum is σ = 11312222948. Its totient is φ = 11312222946.

The previous prime is 11312222939. The next prime is 11312222953. The reversal of 11312222947 is 74922221311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11312222947 - 2³ = 11312222939 is a prime.

It is not a weakly prime, because it can be changed into another prime (11312022947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656111473 + 5656111474.

It is an arithmetic number, because the mean of its divisors is an integer number (5656111474).

Almost surely, 2^11312222947 is an apocalyptic number.

11312222947 is a deficient number, since it is larger than the sum of its proper divisors (1).

11312222947 is an equidigital number, since it uses as much as digits as its factorization.

11312222947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 34.

The spelling of 11312222947 in words is "eleven billion, three hundred twelve million, two hundred twenty-two thousand, nine hundred forty-seven".