105313016243 has 16 divisors (see below), whose sum is σ = 108862790400. Its totient is φ = 101832998880.

The previous prime is 105313016233. The next prime is 105313016399. The reversal of 105313016243 is 342610313501.

It is a cyclic number.

It is not a de Polignac number, because 105313016243 - 2⁴ = 105313016227 is a prime.

It is a super-2 number, since 2×105313016243² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105313016233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1074458 + ... + 1168368.

It is an arithmetic number, because the mean of its divisors is an integer number (6803924400).

Almost surely, 2^105313016243 is an apocalyptic number.

105313016243 is a deficient number, since it is larger than the sum of its proper divisors (3549774157).

105313016243 is an equidigital number, since it uses as much as digits as its factorization.

105313016243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94282.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 105313016243 its reverse (342610313501), we get a palindrome (447923329744).

The spelling of 105313016243 in words is "one hundred five billion, three hundred thirteen million, sixteen thousand, two hundred forty-three".