113121331343 has 2 divisors, whose sum is σ = 113121331344. Its totient is φ = 113121331342.

The previous prime is 113121331333. The next prime is 113121331357. The reversal of 113121331343 is 343133121311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113121331343 - 2³⁰ = 112047589519 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113121331333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56560665671 + 56560665672.

It is an arithmetic number, because the mean of its divisors is an integer number (56560665672).

Almost surely, 2^113121331343 is an apocalyptic number.

113121331343 is a deficient number, since it is larger than the sum of its proper divisors (1).

113121331343 is an equidigital number, since it uses as much as digits as its factorization.

113121331343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 26.

Adding to 113121331343 its reverse (343133121311), we get a palindrome (456254452654).

The spelling of 113121331343 in words is "one hundred thirteen billion, one hundred twenty-one million, three hundred thirty-one thousand, three hundred forty-three".