10331123513 has 2 divisors, whose sum is σ = 10331123514. Its totient is φ = 10331123512.

The previous prime is 10331123501. The next prime is 10331123573. The reversal of 10331123513 is 31532113301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6886842169 + 3444281344 = 82987^2 + 58688^2 .

It is a cyclic number.

It is not a de Polignac number, because 10331123513 - 2²² = 10326929209 is a prime.

It is a super-2 number, since 2×10331123513² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10331123573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5165561756 + 5165561757.

It is an arithmetic number, because the mean of its divisors is an integer number (5165561757).

Almost surely, 2^10331123513 is an apocalyptic number.

It is an amenable number.

10331123513 is a deficient number, since it is larger than the sum of its proper divisors (1).

10331123513 is an equidigital number, since it uses as much as digits as its factorization.

10331123513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 23.

Adding to 10331123513 its reverse (31532113301), we get a palindrome (41863236814).

The spelling of 10331123513 in words is "ten billion, three hundred thirty-one million, one hundred twenty-three thousand, five hundred thirteen".