31232323403123 has 2 divisors, whose sum is σ = 31232323403124. Its totient is φ = 31232323403122.

The previous prime is 31232323403101. The next prime is 31232323403129. The reversal of 31232323403123 is 32130432323213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31232323403123 - 2¹² = 31232323399027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31232323403123.

It is not a weakly prime, because it can be changed into another prime (31232323403129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15616161701561 + 15616161701562.

It is an arithmetic number, because the mean of its divisors is an integer number (15616161701562).

Almost surely, 2^{31232323403123} is an apocalyptic number.

31232323403123 is a deficient number, since it is larger than the sum of its proper divisors (1).

31232323403123 is an equidigital number, since it uses as much as digits as its factorization.

31232323403123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 31232323403123 its reverse (32130432323213), we get a palindrome (63362755726336).

The spelling of 31232323403123 in words is "thirty-one trillion, two hundred thirty-two billion, three hundred twenty-three million, four hundred three thousand, one hundred twenty-three".