1120002111 has 12 divisors (see below), whose sum is σ = 1621164480. Its totient is φ = 745106400.

The previous prime is 1120002071. The next prime is 1120002119. The reversal of 1120002111 is 1112000211.

It is a happy number.

It is not a de Polignac number, because 1120002111 - 2⁷ = 1120001983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1120002093 and 1120002102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120002119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125590 + ... + 134211.

It is an arithmetic number, because the mean of its divisors is an integer number (135097040).

Almost surely, 2^1120002111 is an apocalyptic number.

1120002111 is a deficient number, since it is larger than the sum of its proper divisors (501162369).

1120002111 is a wasteful number, since it uses less digits than its factorization.

1120002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260286 (or 260283 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1120002111 is about 33466.4326004431. The cubic root of 1120002111 is about 1038.4994728314.

Adding to 1120002111 its reverse (1112000211), we get a palindrome (2232002322).

The spelling of 1120002111 in words is "one billion, one hundred twenty million, two thousand, one hundred eleven".