22263325220447 has 2 divisors, whose sum is σ = 22263325220448. Its totient is φ = 22263325220446.

The previous prime is 22263325220413. The next prime is 22263325220473. The reversal of 22263325220447 is 74402252336222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22263325220447 - 2²⁴ = 22263308443231 is a prime.

It is a super-2 number, since 2×22263325220447² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22263325220398 and 22263325220407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22263325220047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11131662610223 + 11131662610224.

It is an arithmetic number, because the mean of its divisors is an integer number (11131662610224).

Almost surely, 2^{22263325220447} is an apocalyptic number.

22263325220447 is a deficient number, since it is larger than the sum of its proper divisors (1).

22263325220447 is an equidigital number, since it uses as much as digits as its factorization.

22263325220447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 44.

Adding to 22263325220447 its reverse (74402252336222), we get a palindrome (96665577556669).

The spelling of 22263325220447 in words is "twenty-two trillion, two hundred sixty-three billion, three hundred twenty-five million, two hundred twenty thousand, four hundred forty-seven".