22216356433 has 2 divisors, whose sum is σ = 22216356434. Its totient is φ = 22216356432.

The previous prime is 22216356427. The next prime is 22216356457. The reversal of 22216356433 is 33465361222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15963817104 + 6252539329 = 126348^2 + 79073^2 .

It is a cyclic number.

It is not a de Polignac number, because 22216356433 - 2³³ = 13626421841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22216356392 and 22216356401.

It is not a weakly prime, because it can be changed into another prime (22216351433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11108178216 + 11108178217.

It is an arithmetic number, because the mean of its divisors is an integer number (11108178217).

Almost surely, 2^22216356433 is an apocalyptic number.

It is an amenable number.

22216356433 is a deficient number, since it is larger than the sum of its proper divisors (1).

22216356433 is an equidigital number, since it uses as much as digits as its factorization.

22216356433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 37.

The spelling of 22216356433 in words is "twenty-two billion, two hundred sixteen million, three hundred fifty-six thousand, four hundred thirty-three".