22110121993727 has 2 divisors, whose sum is σ = 22110121993728. Its totient is φ = 22110121993726.

The previous prime is 22110121993679. The next prime is 22110121993733. The reversal of 22110121993727 is 72739912101122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22110121993727 - 2⁸ = 22110121993471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22110121993747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055060996863 + 11055060996864.

It is an arithmetic number, because the mean of its divisors is an integer number (11055060996864).

Almost surely, 2^{22110121993727} is an apocalyptic number.

22110121993727 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110121993727 is an equidigital number, since it uses as much as digits as its factorization.

22110121993727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 47.

The spelling of 22110121993727 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty-one million, nine hundred ninety-three thousand, seven hundred twenty-seven".