3111242421113 has 2 divisors, whose sum is σ = 3111242421114. Its totient is φ = 3111242421112.

The previous prime is 3111242421083. The next prime is 3111242421127.

It is a happy number.

3111242421113 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1741375830544 + 1369866590569 = 1319612^2 + 1170413^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 3111242421113 - 2⁸ = 3111242420857 is a prime.

It is not a weakly prime, because it can be changed into another prime (3111242421193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555621210556 + 1555621210557.

It is an arithmetic number, because the mean of its divisors is an integer number (1555621210557).

Almost surely, 2^{3111242421113} is an apocalyptic number.

It is an amenable number.

3111242421113 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111242421113 is an equidigital number, since it uses as much as digits as its factorization.

3111242421113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 26.

The spelling of 3111242421113 in words is "three trillion, one hundred eleven billion, two hundred forty-two million, four hundred twenty-one thousand, one hundred thirteen".