2313311241121 has 2 divisors, whose sum is σ = 2313311241122. Its totient is φ = 2313311241120.

The previous prime is 2313311241097. The next prime is 2313311241149. The reversal of 2313311241121 is 1211421133132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1398105232225 + 915206008896 = 1182415^2 + 956664^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313311241121 - 2⁹ = 2313311240609 is a prime.

It is not a weakly prime, because it can be changed into another prime (2313311241721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156655620560 + 1156655620561.

It is an arithmetic number, because the mean of its divisors is an integer number (1156655620561).

Almost surely, 2^{2313311241121} is an apocalyptic number.

It is an amenable number.

2313311241121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313311241121 is an equidigital number, since it uses as much as digits as its factorization.

2313311241121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 25.

Adding to 2313311241121 its reverse (1211421133132), we get a palindrome (3524732374253).

The spelling of 2313311241121 in words is "two trillion, three hundred thirteen billion, three hundred eleven million, two hundred forty-one thousand, one hundred twenty-one".