2211231130 has 8 divisors (see below), whose sum is σ = 3980216052. Its totient is φ = 884492448.

The previous prime is 2211231119. The next prime is 2211231133. The reversal of 2211231130 is 311321122.

2211231130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1860455689 + 350775441 = 43133^2 + 18729^2 .

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

It is a super-2 number, since 2×2211231130² = 9779086220562153800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2211231133) 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, 110561547 + ... + 110561566.

Almost surely, 2^2211231130 is an apocalyptic number.

2211231130 is a deficient number, since it is larger than the sum of its proper divisors (1768984922).

2211231130 is a wasteful number, since it uses less digits than its factorization.

2211231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221123120.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2211231130 is about 47023.7294352543. The cubic root of 2211231130 is about 1302.8008900562.

Adding to 2211231130 its reverse (311321122), we get a palindrome (2522552252).

The spelling of 2211231130 in words is "two billion, two hundred eleven million, two hundred thirty-one thousand, one hundred thirty".