1222211183 has 2 divisors, whose sum is σ = 1222211184. Its totient is φ = 1222211182.

The previous prime is 1222211161. The next prime is 1222211203. The reversal of 1222211183 is 3811122221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222211183 - 2²⁸ = 953775727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222211143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611105591 + 611105592.

It is an arithmetic number, because the mean of its divisors is an integer number (611105592).

Almost surely, 2^1222211183 is an apocalyptic number.

1222211183 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222211183 is an equidigital number, since it uses as much as digits as its factorization.

1222211183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384, while the sum is 23.

The square root of 1222211183 is about 34960.1370563675. The cubic root of 1222211183 is about 1069.1748910176.

The spelling of 1222211183 in words is "one billion, two hundred twenty-two million, two hundred eleven thousand, one hundred eighty-three".