22011031454369 has 2 divisors, whose sum is σ = 22011031454370. Its totient is φ = 22011031454368.

The previous prime is 22011031454323. The next prime is 22011031454383. The reversal of 22011031454369 is 96345413011022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21838686083344 + 172345371025 = 4673188^2 + 415145^2 .

It is a cyclic number.

It is not a de Polignac number, because 22011031454369 - 2¹⁶ = 22011031388833 is a prime.

It is a super-2 number, since 2×22011031454369² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22011031457369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005515727184 + 11005515727185.

It is an arithmetic number, because the mean of its divisors is an integer number (11005515727185).

Almost surely, 2^{22011031454369} is an apocalyptic number.

It is an amenable number.

22011031454369 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011031454369 is an equidigital number, since it uses as much as digits as its factorization.

22011031454369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 22011031454369 in words is "twenty-two trillion, eleven billion, thirty-one million, four hundred fifty-four thousand, three hundred sixty-nine".