113031213233 has 2 divisors, whose sum is σ = 113031213234. Its totient is φ = 113031213232.

The previous prime is 113031213209. The next prime is 113031213293. The reversal of 113031213233 is 332312130311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86661350689 + 26369862544 = 294383^2 + 162388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113031213233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113031213199 and 113031213208.

It is not a weakly prime, because it can be changed into another prime (113031213293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56515606616 + 56515606617.

It is an arithmetic number, because the mean of its divisors is an integer number (56515606617).

Almost surely, 2^113031213233 is an apocalyptic number.

It is an amenable number.

113031213233 is a deficient number, since it is larger than the sum of its proper divisors (1).

113031213233 is an equidigital number, since it uses as much as digits as its factorization.

113031213233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 113031213233 its reverse (332312130311), we get a palindrome (445343343544).

The spelling of 113031213233 in words is "one hundred thirteen billion, thirty-one million, two hundred thirteen thousand, two hundred thirty-three".