22420040263 has 2 divisors, whose sum is σ = 22420040264. Its totient is φ = 22420040262.

The previous prime is 22420040161. The next prime is 22420040311. The reversal of 22420040263 is 36204002422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22420040263 - 2²⁹ = 21883169351 is a prime.

It is a super-2 number, since 2×22420040263² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22420041263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210020131 + 11210020132.

It is an arithmetic number, because the mean of its divisors is an integer number (11210020132).

Almost surely, 2^22420040263 is an apocalyptic number.

22420040263 is a deficient number, since it is larger than the sum of its proper divisors (1).

22420040263 is an equidigital number, since it uses as much as digits as its factorization.

22420040263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22420040263 its reverse (36204002422), we get a palindrome (58624042685).

The spelling of 22420040263 in words is "twenty-two billion, four hundred twenty million, forty thousand, two hundred sixty-three".