222122758873 has 2 divisors, whose sum is σ = 222122758874. Its totient is φ = 222122758872.

The previous prime is 222122758843. The next prime is 222122758927. The reversal of 222122758873 is 378857221222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217558810624 + 4563948249 = 466432^2 + 67557^2 .

It is a cyclic number.

It is not a de Polignac number, because 222122758873 - 2⁵ = 222122758841 is a prime.

It is not a weakly prime, because it can be changed into another prime (222122758813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061379436 + 111061379437.

It is an arithmetic number, because the mean of its divisors is an integer number (111061379437).

Almost surely, 2^222122758873 is an apocalyptic number.

It is an amenable number.

222122758873 is a deficient number, since it is larger than the sum of its proper divisors (1).

222122758873 is an equidigital number, since it uses as much as digits as its factorization.

222122758873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1505280, while the sum is 49.

It can be divided in two parts, 2221227 and 58873, that added together give a square (2280100 = 1510²).

The spelling of 222122758873 in words is "two hundred twenty-two billion, one hundred twenty-two million, seven hundred fifty-eight thousand, eight hundred seventy-three".