23243140122213 has 32 divisors (see below), whose sum is σ = 35621835724800. Its totient is φ = 13332498825600.

The previous prime is 23243140122197. The next prime is 23243140122287. The reversal of 23243140122213 is 31222104134232.

It is a happy number.

It is not a de Polignac number, because 23243140122213 - 2⁴ = 23243140122197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23243140123213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17188008 + ... + 18490913.

It is an arithmetic number, because the mean of its divisors is an integer number (1113182366400).

Almost surely, 2^{23243140122213} is an apocalyptic number.

It is an amenable number.

23243140122213 is a deficient number, since it is larger than the sum of its proper divisors (12378695602587).

23243140122213 is a wasteful number, since it uses less digits than its factorization.

23243140122213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35679993.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 23243140122213 its reverse (31222104134232), we get a palindrome (54465244256445).

The spelling of 23243140122213 in words is "twenty-three trillion, two hundred forty-three billion, one hundred forty million, one hundred twenty-two thousand, two hundred thirteen".