22321211047 has 2 divisors, whose sum is σ = 22321211048. Its totient is φ = 22321211046.

The previous prime is 22321210997. The next prime is 22321211063. The reversal of 22321211047 is 74011212322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22321211047 - 2²⁷ = 22186993319 is a prime.

It is a super-3 number, since 3×22321211047³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22321211147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160605523 + 11160605524.

It is an arithmetic number, because the mean of its divisors is an integer number (11160605524).

Almost surely, 2^22321211047 is an apocalyptic number.

22321211047 is a deficient number, since it is larger than the sum of its proper divisors (1).

22321211047 is an equidigital number, since it uses as much as digits as its factorization.

22321211047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 22321211047 its reverse (74011212322), we get a palindrome (96332423369).

The spelling of 22321211047 in words is "twenty-two billion, three hundred twenty-one million, two hundred eleven thousand, forty-seven".