23133452422237 has 2 divisors, whose sum is σ = 23133452422238. Its totient is φ = 23133452422236.

The previous prime is 23133452422147. The next prime is 23133452422357. The reversal of 23133452422237 is 73222425433132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15058699346916 + 8074753075321 = 3880554^2 + 2841611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23133452422237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23133452422193 and 23133452422202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23133452426237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566726211118 + 11566726211119.

It is an arithmetic number, because the mean of its divisors is an integer number (11566726211119).

Almost surely, 2^{23133452422237} is an apocalyptic number.

It is an amenable number.

23133452422237 is a deficient number, since it is larger than the sum of its proper divisors (1).

23133452422237 is an equidigital number, since it uses as much as digits as its factorization.

23133452422237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 43.

Adding to 23133452422237 its reverse (73222425433132), we get a palindrome (96355877855369).

The spelling of 23133452422237 in words is "twenty-three trillion, one hundred thirty-three billion, four hundred fifty-two million, four hundred twenty-two thousand, two hundred thirty-seven".