23143320001 has 2 divisors, whose sum is σ = 23143320002. Its totient is φ = 23143320000.

The previous prime is 23143319957. The next prime is 23143320037. The reversal of 23143320001 is 10002334132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23066319376 + 77000625 = 151876^2 + 8775^2 .

It is a cyclic number.

It is not a de Polignac number, because 23143320001 - 2¹³ = 23143311809 is a prime.

It is a super-2 number, since 2×23143320001² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23143320401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11571660000 + 11571660001.

It is an arithmetic number, because the mean of its divisors is an integer number (11571660001).

Almost surely, 2^23143320001 is an apocalyptic number.

It is an amenable number.

23143320001 is a deficient number, since it is larger than the sum of its proper divisors (1).

23143320001 is an equidigital number, since it uses as much as digits as its factorization.

23143320001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23143320001 its reverse (10002334132), we get a palindrome (33145654133).

The spelling of 23143320001 in words is "twenty-three billion, one hundred forty-three million, three hundred twenty thousand, one".