22222957843 has 2 divisors, whose sum is σ = 22222957844. Its totient is φ = 22222957842.

The previous prime is 22222957837. The next prime is 22222957847. The reversal of 22222957843 is 34875922222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22222957843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22222957793 and 22222957802.

It is not a weakly prime, because it can be changed into another prime (22222957847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111478921 + 11111478922.

It is an arithmetic number, because the mean of its divisors is an integer number (11111478922).

Almost surely, 2^22222957843 is an apocalyptic number.

22222957843 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222957843 is an equidigital number, since it uses as much as digits as its factorization.

22222957843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 46.

The spelling of 22222957843 in words is "twenty-two billion, two hundred twenty-two million, nine hundred fifty-seven thousand, eight hundred forty-three".