120233031173 has 2 divisors, whose sum is σ = 120233031174. Its totient is φ = 120233031172.

The previous prime is 120233031119. The next prime is 120233031209. The reversal of 120233031173 is 371130332021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102078972004 + 18154059169 = 319498^2 + 134737^2 .

It is a cyclic number.

It is not a de Polignac number, because 120233031173 - 2¹⁸ = 120232769029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120233031973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60116515586 + 60116515587.

It is an arithmetic number, because the mean of its divisors is an integer number (60116515587).

Almost surely, 2^120233031173 is an apocalyptic number.

It is an amenable number.

120233031173 is a deficient number, since it is larger than the sum of its proper divisors (1).

120233031173 is an equidigital number, since it uses as much as digits as its factorization.

120233031173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 26.

Adding to 120233031173 its reverse (371130332021), we get a palindrome (491363363194).

The spelling of 120233031173 in words is "one hundred twenty billion, two hundred thirty-three million, thirty-one thousand, one hundred seventy-three".