105261204611 has 4 divisors (see below), whose sum is σ = 105270578232. Its totient is φ = 105251830992.

The previous prime is 105261204589. The next prime is 105261204637. The reversal of 105261204611 is 116402162501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105261204611 - 2⁶ = 105261204547 is a prime.

It is a super-2 number, since 2×105261204611² (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 (105261264611) 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, 4669946 + ... + 4692431.

It is an arithmetic number, because the mean of its divisors is an integer number (26317644558).

Almost surely, 2^105261204611 is an apocalyptic number.

105261204611 is a deficient number, since it is larger than the sum of its proper divisors (9373621).

105261204611 is an equidigital number, since it uses as much as digits as its factorization.

105261204611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9373620.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 105261204611 in words is "one hundred five billion, two hundred sixty-one million, two hundred four thousand, six hundred eleven".