22121011116019 has 2 divisors, whose sum is σ = 22121011116020. Its totient is φ = 22121011116018.

The previous prime is 22121011115843. The next prime is 22121011116037. The reversal of 22121011116019 is 91061111012122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22121011116019 - 2²⁷ = 22120876898291 is a prime.

It is a super-2 number, since 2×22121011116019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22121011116059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060505558009 + 11060505558010.

It is an arithmetic number, because the mean of its divisors is an integer number (11060505558010).

Almost surely, 2^{22121011116019} is an apocalyptic number.

22121011116019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22121011116019 is an equidigital number, since it uses as much as digits as its factorization.

22121011116019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 28.

The spelling of 22121011116019 in words is "twenty-two trillion, one hundred twenty-one billion, eleven million, one hundred sixteen thousand, nineteen".