22001021121019 has 2 divisors, whose sum is σ = 22001021121020. Its totient is φ = 22001021121018.

The previous prime is 22001021120951. The next prime is 22001021121059. The reversal of 22001021121019 is 91012112010022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22001021121019 - 2³⁷ = 21863582167547 is a prime.

It is a super-2 number, since 2×22001021121019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22001021121059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000510560509 + 11000510560510.

It is an arithmetic number, because the mean of its divisors is an integer number (11000510560510).

Almost surely, 2^{22001021121019} is an apocalyptic number.

22001021121019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001021121019 is an equidigital number, since it uses as much as digits as its factorization.

22001021121019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 22001021121019 in words is "twenty-two trillion, one billion, twenty-one million, one hundred twenty-one thousand, nineteen".