111722783366 has 4 divisors (see below), whose sum is σ = 167584175052. Its totient is φ = 55861391682.

The previous prime is 111722783339. The next prime is 111722783399. The reversal of 111722783366 is 663387227111.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111722783366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27930695840 + ... + 27930695843.

It is an arithmetic number, because the mean of its divisors is an integer number (41896043763).

Almost surely, 2^111722783366 is an apocalyptic number.

111722783366 is a deficient number, since it is larger than the sum of its proper divisors (55861391686).

111722783366 is an equidigital number, since it uses as much as digits as its factorization.

111722783366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55861391685.

The product of its digits is 508032, while the sum is 47.

The spelling of 111722783366 in words is "one hundred eleven billion, seven hundred twenty-two million, seven hundred eighty-three thousand, three hundred sixty-six".