222285428791 has 2 divisors, whose sum is σ = 222285428792. Its totient is φ = 222285428790.

The previous prime is 222285428779. The next prime is 222285428797. The reversal of 222285428791 is 197824582222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222285428791 - 2⁷ = 222285428663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222285428797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111142714395 + 111142714396.

It is an arithmetic number, because the mean of its divisors is an integer number (111142714396).

Almost surely, 2^222285428791 is an apocalyptic number.

222285428791 is a deficient number, since it is larger than the sum of its proper divisors (1).

222285428791 is an equidigital number, since it uses as much as digits as its factorization.

222285428791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2580480, while the sum is 52.

The spelling of 222285428791 in words is "two hundred twenty-two billion, two hundred eighty-five million, four hundred twenty-eight thousand, seven hundred ninety-one".