21022112010269 has 2 divisors, whose sum is σ = 21022112010270. Its totient is φ = 21022112010268.

The previous prime is 21022112010203. The next prime is 21022112010293. The reversal of 21022112010269 is 96201021122012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20234145104644 + 787966905625 = 4498238^2 + 887675^2 .

It is a cyclic number.

It is not a de Polignac number, because 21022112010269 - 2²⁴ = 21022095233053 is a prime.

It is a super-2 number, since 2×21022112010269² (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 (21022112015269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10511056005134 + 10511056005135.

It is an arithmetic number, because the mean of its divisors is an integer number (10511056005135).

Almost surely, 2^{21022112010269} is an apocalyptic number.

It is an amenable number.

21022112010269 is a deficient number, since it is larger than the sum of its proper divisors (1).

21022112010269 is an equidigital number, since it uses as much as digits as its factorization.

21022112010269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 21022112010269 in words is "twenty-one trillion, twenty-two billion, one hundred twelve million, ten thousand, two hundred sixty-nine".