1130220311 has 4 divisors (see below), whose sum is σ = 1232967624. Its totient is φ = 1027473000.

The previous prime is 1130220269. The next prime is 1130220317.

1130220311 is nontrivially palindromic in base 10.

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 1130220311 - 2¹⁴ = 1130203927 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 (1130220317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51373640 + ... + 51373661.

It is an arithmetic number, because the mean of its divisors is an integer number (308241906).

Almost surely, 2^1130220311 is an apocalyptic number.

1130220311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1130220311 is a deficient number, since it is larger than the sum of its proper divisors (102747313).

1130220311 is a wasteful number, since it uses less digits than its factorization.

1130220311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102747312.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1130220311 is about 33618.7493967280. The cubic root of 1130220311 is about 1041.6481236536.

It can be divided in two parts, 11302 and 20311, that added together give a palindrome (31613).

The spelling of 1130220311 in words is "one billion, one hundred thirty million, two hundred twenty thousand, three hundred eleven".