22073980169 has 2 divisors, whose sum is σ = 22073980170. Its totient is φ = 22073980168.

The previous prime is 22073980139. The next prime is 22073980171. The reversal of 22073980169 is 96108937022.

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., 21312496144 + 761484025 = 145988^2 + 27595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22073980169 is a prime.

It is a super-2 number, since 2×22073980169² (a number of 21 digits) contains 22 as substring.

Together with 22073980171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22073980139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11036990084 + 11036990085.

It is an arithmetic number, because the mean of its divisors is an integer number (11036990085).

Almost surely, 2^22073980169 is an apocalyptic number.

It is an amenable number.

22073980169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22073980169 is an equidigital number, since it uses as much as digits as its factorization.

22073980169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 22073980169 in words is "twenty-two billion, seventy-three million, nine hundred eighty thousand, one hundred sixty-nine".