22290142507 has 2 divisors, whose sum is σ = 22290142508. Its totient is φ = 22290142506.

The previous prime is 22290142493. The next prime is 22290142541. The reversal of 22290142507 is 70524109222.

It is a happy number.

It is an a-pointer prime, because the next prime (22290142541) can be obtained adding 22290142507 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22290142507 - 2²³ = 22281753899 is a prime.

It is not a weakly prime, because it can be changed into another prime (22290142597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11145071253 + 11145071254.

It is an arithmetic number, because the mean of its divisors is an integer number (11145071254).

Almost surely, 2^22290142507 is an apocalyptic number.

22290142507 is a deficient number, since it is larger than the sum of its proper divisors (1).

22290142507 is an equidigital number, since it uses as much as digits as its factorization.

22290142507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 22290142507 in words is "twenty-two billion, two hundred ninety million, one hundred forty-two thousand, five hundred seven".