204222127147919 has 2 divisors, whose sum is σ = 204222127147920. Its totient is φ = 204222127147918.

The previous prime is 204222127147859. The next prime is 204222127147931. The reversal of 204222127147919 is 919741721222402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204222127147919 - 2²⁴ = 204222110370703 is a prime.

It is a super-2 number, since 2×204222127147919² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204222127147979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102111063573959 + 102111063573960.

It is an arithmetic number, because the mean of its divisors is an integer number (102111063573960).

Almost surely, 2^{204222127147919} is an apocalyptic number.

204222127147919 is a deficient number, since it is larger than the sum of its proper divisors (1).

204222127147919 is an equidigital number, since it uses as much as digits as its factorization.

204222127147919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 53.

The spelling of 204222127147919 in words is "two hundred four trillion, two hundred twenty-two billion, one hundred twenty-seven million, one hundred forty-seven thousand, nine hundred nineteen".