1113113111 has 8 divisors (see below), whose sum is σ = 1221091200. Its totient is φ = 1006266040.

The previous prime is 1113113107. The next prime is 1113113117.

1113113111 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1113113111 - 2² = 1113113107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113113117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280691 + ... + 284628.

It is an arithmetic number, because the mean of its divisors is an integer number (152636400).

Almost surely, 2^1113113111 is an apocalyptic number.

1113113111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1113113111 is a deficient number, since it is larger than the sum of its proper divisors (107978089).

1113113111 is a wasteful number, since it uses less digits than its factorization.

1113113111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565509.

The product of its digits is 9, while the sum is 14.

The square root of 1113113111 is about 33363.3498168274. The cubic root of 1113113111 is about 1036.3658633240.

It can be divided in two parts, 11131 and 13111, that added together give a palindrome (24242).

The spelling of 1113113111 in words is "one billion, one hundred thirteen million, one hundred thirteen thousand, one hundred eleven".