222112001000023 has 2 divisors, whose sum is σ = 222112001000024. Its totient is φ = 222112001000022.

The previous prime is 222112000999969. The next prime is 222112001000041. The reversal of 222112001000023 is 320000100211222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222112001000023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222112000999970 and 222112001000006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222112001000083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111056000500011 + 111056000500012.

It is an arithmetic number, because the mean of its divisors is an integer number (111056000500012).

Almost surely, 2^{222112001000023} is an apocalyptic number.

222112001000023 is a deficient number, since it is larger than the sum of its proper divisors (1).

222112001000023 is an equidigital number, since it uses as much as digits as its factorization.

222112001000023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222112001000023 its reverse (320000100211222), we get a palindrome (542112101211245).

The spelling of 222112001000023 in words is "two hundred twenty-two trillion, one hundred twelve billion, one million, twenty-three", and thus it is an aban number.