105203315035113 has 4 divisors (see below), whose sum is σ = 140271086713488. Its totient is φ = 70135543356740.

The previous prime is 105203315035099. The next prime is 105203315035139. The reversal of 105203315035113 is 311530513302501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105203315035113 is a prime.

It is a super-2 number, since 2×105203315035113² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105203315035513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17533885839183 + ... + 17533885839188.

It is an arithmetic number, because the mean of its divisors is an integer number (35067771678372).

Almost surely, 2^{105203315035113} is an apocalyptic number.

It is an amenable number.

105203315035113 is a deficient number, since it is larger than the sum of its proper divisors (35067771678375).

105203315035113 is an equidigital number, since it uses as much as digits as its factorization.

105203315035113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35067771678374.

The product of its (nonzero) digits is 20250, while the sum is 33.

Adding to 105203315035113 its reverse (311530513302501), we get a palindrome (416733828337614).

The spelling of 105203315035113 in words is "one hundred five trillion, two hundred three billion, three hundred fifteen million, thirty-five thousand, one hundred thirteen".