201122220999919 has 2 divisors, whose sum is σ = 201122220999920. Its totient is φ = 201122220999918.

The previous prime is 201122220999851. The next prime is 201122220999929. The reversal of 201122220999919 is 919999022221102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201122220999919 - 2³³ = 201113631065327 is a prime.

It is a super-2 number, since 2×201122220999919² (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 (201122220999929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561110499959 + 100561110499960.

It is an arithmetic number, because the mean of its divisors is an integer number (100561110499960).

Almost surely, 2^{201122220999919} is an apocalyptic number.

201122220999919 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122220999919 is an equidigital number, since it uses as much as digits as its factorization.

201122220999919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1889568, while the sum is 58.

The spelling of 201122220999919 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred twenty million, nine hundred ninety-nine thousand, nine hundred nineteen".