1113002111 has 16 divisors (see below), whose sum is σ = 1213125984. Its totient is φ = 1015025664.

The previous prime is 1113002081. The next prime is 1113002141. The reversal of 1113002111 is 1112003111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1113002081) and next prime (1113002141).

It is a cyclic number.

It is not a de Polignac number, because 1113002111 - 2¹⁸ = 1112739967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113002092 and 1113002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113002141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402911 + ... + 405663.

It is an arithmetic number, because the mean of its divisors is an integer number (75820374).

Almost surely, 2^1113002111 is an apocalyptic number.

1113002111 is a deficient number, since it is larger than the sum of its proper divisors (100123873).

1113002111 is a wasteful number, since it uses less digits than its factorization.

1113002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3130.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1113002111 is about 33361.6862733286. The cubic root of 1113002111 is about 1036.3314132657.

Adding to 1113002111 its reverse (1112003111), we get a palindrome (2225005222).

The spelling of 1113002111 in words is "one billion, one hundred thirteen million, two thousand, one hundred eleven".