23201344424 has 8 divisors (see below), whose sum is σ = 43502520810. Its totient is φ = 11600672208.

The previous prime is 23201344421. The next prime is 23201344427. The reversal of 23201344424 is 42444310232.

It is an interprime number because it is at equal distance from previous prime (23201344421) and next prime (23201344427).

It can be written as a sum of positive squares in only one way, i.e., 23170319524 + 31024900 = 152218^2 + 5570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (23201344421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1450084019 + ... + 1450084034.

Almost surely, 2^23201344424 is an apocalyptic number.

It is an amenable number.

23201344424 is a deficient number, since it is larger than the sum of its proper divisors (20301176386).

23201344424 is a wasteful number, since it uses less digits than its factorization.

23201344424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2900168059 (or 2900168055 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 23201344424 its reverse (42444310232), we get a palindrome (65645654656).

The spelling of 23201344424 in words is "twenty-three billion, two hundred one million, three hundred forty-four thousand, four hundred twenty-four".