101110105111051 has 4 divisors (see below), whose sum is σ = 106431689590600. Its totient is φ = 95788520631504.

The previous prime is 101110105111027. The next prime is 101110105111061. The reversal of 101110105111051 is 150111501011101.

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 101110105111051 - 2³⁵ = 101075745372683 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 5321584479529 = 101110105111051 / (1 + 0 + 1 + 1 + 1 + 0 + 1 + 0 + 5 + 1 + 1 + 1 + 0 + 5 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101110105111061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2660792239746 + ... + 2660792239783.

It is an arithmetic number, because the mean of its divisors is an integer number (26607922397650).

Almost surely, 2^{101110105111051} is an apocalyptic number.

101110105111051 is a deficient number, since it is larger than the sum of its proper divisors (5321584479549).

101110105111051 is an equidigital number, since it uses as much as digits as its factorization.

101110105111051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5321584479548.

The product of its (nonzero) digits is 25, while the sum is 19.

Adding to 101110105111051 its reverse (150111501011101), we get a palindrome (251221606122152).

The spelling of 101110105111051 in words is "one hundred one trillion, one hundred ten billion, one hundred five million, one hundred eleven thousand, fifty-one".