23120037233 has 2 divisors, whose sum is σ = 23120037234. Its totient is φ = 23120037232.

The previous prime is 23120037223. The next prime is 23120037257. The reversal of 23120037233 is 33273002132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15573292849 + 7546744384 = 124793^2 + 86872^2 .

It is a cyclic number.

It is not a de Polignac number, because 23120037233 - 2¹⁶ = 23119971697 is a prime.

It is a super-2 number, since 2×23120037233² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23120037223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11560018616 + 11560018617.

It is an arithmetic number, because the mean of its divisors is an integer number (11560018617).

Almost surely, 2^23120037233 is an apocalyptic number.

It is an amenable number.

23120037233 is a deficient number, since it is larger than the sum of its proper divisors (1).

23120037233 is an equidigital number, since it uses as much as digits as its factorization.

23120037233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 26.

Adding to 23120037233 its reverse (33273002132), we get a palindrome (56393039365).

The spelling of 23120037233 in words is "twenty-three billion, one hundred twenty million, thirty-seven thousand, two hundred thirty-three".