22111012020127 has 2 divisors, whose sum is σ = 22111012020128. Its totient is φ = 22111012020126.

The previous prime is 22111012020073. The next prime is 22111012020197. The reversal of 22111012020127 is 72102021011122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22111012020127 is a prime.

It is a super-2 number, since 2×22111012020127² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22111012020098 and 22111012020107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22111012020197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055506010063 + 11055506010064.

It is an arithmetic number, because the mean of its divisors is an integer number (11055506010064).

Almost surely, 2^{22111012020127} is an apocalyptic number.

22111012020127 is a deficient number, since it is larger than the sum of its proper divisors (1).

22111012020127 is an equidigital number, since it uses as much as digits as its factorization.

22111012020127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 22111012020127 its reverse (72102021011122), we get a palindrome (94213033031249).

The spelling of 22111012020127 in words is "twenty-two trillion, one hundred eleven billion, twelve million, twenty thousand, one hundred twenty-seven".