22145230514207 has 2 divisors, whose sum is σ = 22145230514208. Its totient is φ = 22145230514206.

The previous prime is 22145230514203. The next prime is 22145230514219. The reversal of 22145230514207 is 70241503254122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22145230514207 - 2² = 22145230514203 is a prime.

It is a super-2 number, since 2×22145230514207² (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 (22145230514203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072615257103 + 11072615257104.

It is an arithmetic number, because the mean of its divisors is an integer number (11072615257104).

Almost surely, 2^{22145230514207} is an apocalyptic number.

22145230514207 is a deficient number, since it is larger than the sum of its proper divisors (1).

22145230514207 is an equidigital number, since it uses as much as digits as its factorization.

22145230514207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 38.

Adding to 22145230514207 its reverse (70241503254122), we get a palindrome (92386733768329).

The spelling of 22145230514207 in words is "twenty-two trillion, one hundred forty-five billion, two hundred thirty million, five hundred fourteen thousand, two hundred seven".