1130223111 has 4 divisors (see below), whose sum is σ = 1506964152. Its totient is φ = 753482072.

The previous prime is 1130223103. The next prime is 1130223163. The reversal of 1130223111 is 1113220311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1130223111 - 2³ = 1130223103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130223191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188370516 + ... + 188370521.

It is an arithmetic number, because the mean of its divisors is an integer number (376741038).

Almost surely, 2^1130223111 is an apocalyptic number.

1130223111 is a deficient number, since it is larger than the sum of its proper divisors (376741041).

1130223111 is an equidigital number, since it uses as much as digits as its factorization.

1130223111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376741040.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1130223111 is about 33618.7910401311. The cubic root of 1130223111 is about 1041.6489838435.

Adding to 1130223111 its reverse (1113220311), we get a palindrome (2243443422).

The spelling of 1130223111 in words is "one billion, one hundred thirty million, two hundred twenty-three thousand, one hundred eleven".