23421240341 has 2 divisors, whose sum is σ = 23421240342. Its totient is φ = 23421240340.

The previous prime is 23421240313. The next prime is 23421240347. The reversal of 23421240341 is 14304212432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22287504100 + 1133736241 = 149290^2 + 33671^2 .

It is a cyclic number.

It is not a de Polignac number, because 23421240341 - 2³⁰ = 22347498517 is a prime.

It is a super-2 number, since 2×23421240341² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23421240341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23421240347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710620170 + 11710620171.

It is an arithmetic number, because the mean of its divisors is an integer number (11710620171).

Almost surely, 2^23421240341 is an apocalyptic number.

It is an amenable number.

23421240341 is a deficient number, since it is larger than the sum of its proper divisors (1).

23421240341 is an equidigital number, since it uses as much as digits as its factorization.

23421240341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 23421240341 its reverse (14304212432), we get a palindrome (37725452773).

The spelling of 23421240341 in words is "twenty-three billion, four hundred twenty-one million, two hundred forty thousand, three hundred forty-one".