21110122112063 has 2 divisors, whose sum is σ = 21110122112064. Its totient is φ = 21110122112062.

The previous prime is 21110122111807. The next prime is 21110122112083. The reversal of 21110122112063 is 36021122101112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21110122112063 - 2⁸ = 21110122111807 is a prime.

It is a super-2 number, since 2×21110122112063² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21110122112083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10555061056031 + 10555061056032.

It is an arithmetic number, because the mean of its divisors is an integer number (10555061056032).

Almost surely, 2^{21110122112063} is an apocalyptic number.

21110122112063 is a deficient number, since it is larger than the sum of its proper divisors (1).

21110122112063 is an equidigital number, since it uses as much as digits as its factorization.

21110122112063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 21110122112063 its reverse (36021122101112), we get a palindrome (57131244213175).

The spelling of 21110122112063 in words is "twenty-one trillion, one hundred ten billion, one hundred twenty-two million, one hundred twelve thousand, sixty-three".