22222031232007 has 2 divisors, whose sum is σ = 22222031232008. Its totient is φ = 22222031232006.

The previous prime is 22222031232001. The next prime is 22222031232083. The reversal of 22222031232007 is 70023213022222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22222031232007 - 2³⁵ = 22187671493639 is a prime.

It is a super-2 number, since 2×22222031232007² (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 (22222031232001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111015616003 + 11111015616004.

It is an arithmetic number, because the mean of its divisors is an integer number (11111015616004).

Almost surely, 2^{22222031232007} is an apocalyptic number.

22222031232007 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222031232007 is an equidigital number, since it uses as much as digits as its factorization.

22222031232007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 22222031232007 its reverse (70023213022222), we get a palindrome (92245244254229).

The spelling of 22222031232007 in words is "twenty-two trillion, two hundred twenty-two billion, thirty-one million, two hundred thirty-two thousand, seven".