22301240947 has 2 divisors, whose sum is σ = 22301240948. Its totient is φ = 22301240946.

The previous prime is 22301240881. The next prime is 22301240953. The reversal of 22301240947 is 74904210322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22301240947 is a prime.

It is a super-2 number, since 2×22301240947² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22301240447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11150620473 + 11150620474.

It is an arithmetic number, because the mean of its divisors is an integer number (11150620474).

Almost surely, 2^22301240947 is an apocalyptic number.

22301240947 is a deficient number, since it is larger than the sum of its proper divisors (1).

22301240947 is an equidigital number, since it uses as much as digits as its factorization.

22301240947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 22301240947 in words is "twenty-two billion, three hundred one million, two hundred forty thousand, nine hundred forty-seven".