23140204141 has 2 divisors, whose sum is σ = 23140204142. Its totient is φ = 23140204140.

The previous prime is 23140204123. The next prime is 23140204163. The reversal of 23140204141 is 14140204132.

It is a happy number.

It is an a-pointer prime, because the next prime (23140204163) can be obtained adding 23140204141 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18544720041 + 4595484100 = 136179^2 + 67790^2 .

It is a cyclic number.

It is not a de Polignac number, because 23140204141 - 2⁹ = 23140203629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23140204181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11570102070 + 11570102071.

It is an arithmetic number, because the mean of its divisors is an integer number (11570102071).

Almost surely, 2^23140204141 is an apocalyptic number.

It is an amenable number.

23140204141 is a deficient number, since it is larger than the sum of its proper divisors (1).

23140204141 is an equidigital number, since it uses as much as digits as its factorization.

23140204141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 23140204141 its reverse (14140204132), we get a palindrome (37280408273).

Subtracting from 23140204141 its reverse (14140204132), we obtain a palindrome (9000000009).

The spelling of 23140204141 in words is "twenty-three billion, one hundred forty million, two hundred four thousand, one hundred forty-one".