105051611011 has 4 divisors (see below), whose sum is σ = 105055326432. Its totient is φ = 105047895592.

The previous prime is 105051610987. The next prime is 105051611069. The reversal of 105051611011 is 110116150501.

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 105051611011 - 2¹⁵ = 105051578243 is a prime.

It is a super-2 number, since 2×105051611011² (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 (105051611081) 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, 1814971 + ... + 1871956.

It is an arithmetic number, because the mean of its divisors is an integer number (26263831608).

Almost surely, 2^105051611011 is an apocalyptic number.

105051611011 is a deficient number, since it is larger than the sum of its proper divisors (3715421).

105051611011 is an equidigital number, since it uses as much as digits as its factorization.

105051611011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715420.

The product of its (nonzero) digits is 150, while the sum is 22.

Adding to 105051611011 its reverse (110116150501), we get a palindrome (215167761512).

The spelling of 105051611011 in words is "one hundred five billion, fifty-one million, six hundred eleven thousand, eleven".