23223313233137 has 2 divisors, whose sum is σ = 23223313233138. Its totient is φ = 23223313233136.

The previous prime is 23223313233101. The next prime is 23223313233149. The reversal of 23223313233137 is 73133231332232.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21988512234481 + 1234800998656 = 4689191^2 + 1111216^2 .

It is a cyclic number.

It is not a de Polignac number, because 23223313233137 - 2¹² = 23223313229041 is a prime.

It is a super-2 number, since 2×23223313233137² (a number of 28 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 23223313233137.

It is not a weakly prime, because it can be changed into another prime (23223313233157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11611656616568 + 11611656616569.

It is an arithmetic number, because the mean of its divisors is an integer number (11611656616569).

Almost surely, 2^{23223313233137} is an apocalyptic number.

It is an amenable number.

23223313233137 is a deficient number, since it is larger than the sum of its proper divisors (1).

23223313233137 is an equidigital number, since it uses as much as digits as its factorization.

23223313233137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 38.

Adding to 23223313233137 its reverse (73133231332232), we get a palindrome (96356544565369).

The spelling of 23223313233137 in words is "twenty-three trillion, two hundred twenty-three billion, three hundred thirteen million, two hundred thirty-three thousand, one hundred thirty-seven".