990222221022119 has 2 divisors, whose sum is σ = 990222221022120. Its totient is φ = 990222221022118.

The previous prime is 990222221022113. The next prime is 990222221022131. The reversal of 990222221022119 is 911220122222099.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 990222221022119 - 2⁸ = 990222221021863 is a prime.

It is a super-2 number, since 2×990222221022119² (a number of 31 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 990222221022119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (990222221022113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495111110511059 + 495111110511060.

It is an arithmetic number, because the mean of its divisors is an integer number (495111110511060).

Almost surely, 2^{990222221022119} is an apocalyptic number.

990222221022119 is a deficient number, since it is larger than the sum of its proper divisors (1).

990222221022119 is an equidigital number, since it uses as much as digits as its factorization.

990222221022119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 990222221022119 in words is "nine hundred ninety trillion, two hundred twenty-two billion, two hundred twenty-one million, twenty-two thousand, one hundred nineteen".