201122111103019 has 2 divisors, whose sum is σ = 201122111103020. Its totient is φ = 201122111103018.

The previous prime is 201122111102989. The next prime is 201122111103031. The reversal of 201122111103019 is 910301111221102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201122111103019 - 2⁵ = 201122111102987 is a prime.

It is a super-2 number, since 2×201122111103019² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201122111102984 and 201122111103002.

It is not a weakly prime, because it can be changed into another prime (201122111103049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561055551509 + 100561055551510.

It is an arithmetic number, because the mean of its divisors is an integer number (100561055551510).

Almost surely, 2^{201122111103019} is an apocalyptic number.

201122111103019 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122111103019 is an equidigital number, since it uses as much as digits as its factorization.

201122111103019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 201122111103019 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred eleven million, one hundred three thousand, nineteen".