22220243993239 has 2 divisors, whose sum is σ = 22220243993240. Its totient is φ = 22220243993238.

The previous prime is 22220243993191. The next prime is 22220243993243. The reversal of 22220243993239 is 93239934202222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220243993239 is a prime.

It is a super-2 number, since 2×22220243993239² (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 (22220243993839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110121996619 + 11110121996620.

It is an arithmetic number, because the mean of its divisors is an integer number (11110121996620).

Almost surely, 2^{22220243993239} is an apocalyptic number.

22220243993239 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220243993239 is an equidigital number, since it uses as much as digits as its factorization.

22220243993239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5038848, while the sum is 52.

The spelling of 22220243993239 in words is "twenty-two trillion, two hundred twenty billion, two hundred forty-three million, nine hundred ninety-three thousand, two hundred thirty-nine".