232220033137 has 2 divisors, whose sum is σ = 232220033138. Its totient is φ = 232220033136.

The previous prime is 232220033131. The next prime is 232220033317. The reversal of 232220033137 is 731330022232.

Together with next prime (232220033317) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228594909456 + 3625123681 = 478116^2 + 60209^2 .

It is a cyclic number.

It is not a de Polignac number, because 232220033137 - 2¹⁹ = 232219508849 is a prime.

It is a super-2 number, since 2×232220033137² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (232220033131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116110016568 + 116110016569.

It is an arithmetic number, because the mean of its divisors is an integer number (116110016569).

Almost surely, 2^232220033137 is an apocalyptic number.

It is an amenable number.

232220033137 is a deficient number, since it is larger than the sum of its proper divisors (1).

232220033137 is an equidigital number, since it uses as much as digits as its factorization.

232220033137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 28.

Adding to 232220033137 its reverse (731330022232), we get a palindrome (963550055369).

The spelling of 232220033137 in words is "two hundred thirty-two billion, two hundred twenty million, thirty-three thousand, one hundred thirty-seven".