3123231011333 has 2 divisors, whose sum is σ = 3123231011334. Its totient is φ = 3123231011332.

The previous prime is 3123231011287. The next prime is 3123231011347. The reversal of 3123231011333 is 3331101323213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2972513913604 + 150717097729 = 1724098^2 + 388223^2 .

It is an emirp because it is prime and its reverse (3331101323213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3123231011333 - 2⁸ = 3123231011077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3123231019333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561615505666 + 1561615505667.

It is an arithmetic number, because the mean of its divisors is an integer number (1561615505667).

Almost surely, 2^{3123231011333} is an apocalyptic number.

It is an amenable number.

3123231011333 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123231011333 is an equidigital number, since it uses as much as digits as its factorization.

3123231011333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 3123231011333 its reverse (3331101323213), we get a palindrome (6454332334546).

The spelling of 3123231011333 in words is "three trillion, one hundred twenty-three billion, two hundred thirty-one million, eleven thousand, three hundred thirty-three".