111677231009 has 4 divisors (see below), whose sum is σ = 116532762816. Its totient is φ = 106821699204.

The previous prime is 111677230991. The next prime is 111677231047. The reversal of 111677231009 is 900132776111.

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 not a de Polignac number, because 111677231009 - 2¹⁶ = 111677165473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111677231069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2427765869 + ... + 2427765914.

It is an arithmetic number, because the mean of its divisors is an integer number (29133190704).

Almost surely, 2^111677231009 is an apocalyptic number.

It is an amenable number.

111677231009 is a deficient number, since it is larger than the sum of its proper divisors (4855531807).

111677231009 is an equidigital number, since it uses as much as digits as its factorization.

111677231009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4855531806.

The product of its (nonzero) digits is 15876, while the sum is 38.

The spelling of 111677231009 in words is "one hundred eleven billion, six hundred seventy-seven million, two hundred thirty-one thousand, nine".