222291439633 has 2 divisors, whose sum is σ = 222291439634. Its totient is φ = 222291439632.

The previous prime is 222291439619. The next prime is 222291439691. The reversal of 222291439633 is 336934192222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186910958224 + 35380481409 = 432332^2 + 188097^2 .

It is a cyclic number.

It is not a de Polignac number, because 222291439633 - 2³³ = 213701505041 is a prime.

It is a super-2 number, since 2×222291439633² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222291439603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111145719816 + 111145719817.

It is an arithmetic number, because the mean of its divisors is an integer number (111145719817).

Almost surely, 2^222291439633 is an apocalyptic number.

It is an amenable number.

222291439633 is a deficient number, since it is larger than the sum of its proper divisors (1).

222291439633 is an equidigital number, since it uses as much as digits as its factorization.

222291439633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 46.

The spelling of 222291439633 in words is "two hundred twenty-two billion, two hundred ninety-one million, four hundred thirty-nine thousand, six hundred thirty-three".