222444668880019 has 2 divisors, whose sum is σ = 222444668880020. Its totient is φ = 222444668880018.

The previous prime is 222444668879987. The next prime is 222444668880037. The reversal of 222444668880019 is 910088866444222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222444668880019 - 2⁵ = 222444668879987 is a prime.

It is a super-2 number, since 2×222444668880019² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222444668889019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111222334440009 + 111222334440010.

It is an arithmetic number, because the mean of its divisors is an integer number (111222334440010).

Almost surely, 2^{222444668880019} is an apocalyptic number.

222444668880019 is a deficient number, since it is larger than the sum of its proper divisors (1).

222444668880019 is an equidigital number, since it uses as much as digits as its factorization.

222444668880019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84934656, while the sum is 64.

The spelling of 222444668880019 in words is "two hundred twenty-two trillion, four hundred forty-four billion, six hundred sixty-eight million, eight hundred eighty thousand, nineteen".