23220214144997 has 2 divisors, whose sum is σ = 23220214144998. Its totient is φ = 23220214144996.

The previous prime is 23220214144987. The next prime is 23220214145017. The reversal of 23220214144997 is 79944141202232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14406951331201 + 8813262813796 = 3795649^2 + 2968714^2 .

It is a cyclic number.

It is not a de Polignac number, because 23220214144997 - 2¹² = 23220214140901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23220214144987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11610107072498 + 11610107072499.

It is an arithmetic number, because the mean of its divisors is an integer number (11610107072499).

Almost surely, 2^{23220214144997} is an apocalyptic number.

It is an amenable number.

23220214144997 is a deficient number, since it is larger than the sum of its proper divisors (1).

23220214144997 is an equidigital number, since it uses as much as digits as its factorization.

23220214144997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 23220214144997 in words is "twenty-three trillion, two hundred twenty billion, two hundred fourteen million, one hundred forty-four thousand, nine hundred ninety-seven".