1101132231 has 8 divisors (see below), whose sum is σ = 1474026624. Its totient is φ = 731163000.

The previous prime is 1101132223. The next prime is 1101132239. The reversal of 1101132231 is 1322311011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1101132223) and next prime (1101132239).

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

It is not a de Polignac number, because 1101132231 - 2³ = 1101132223 is a prime.

It is a super-2 number, since 2×1101132231² = 2424984380294074722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1101132231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101132239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730411 + ... + 731916.

It is an arithmetic number, because the mean of its divisors is an integer number (184253328).

Almost surely, 2^1101132231 is an apocalyptic number.

1101132231 is a deficient number, since it is larger than the sum of its proper divisors (372894393).

1101132231 is a wasteful number, since it uses less digits than its factorization.

1101132231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462581.

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

The square root of 1101132231 is about 33183.3125380815. The cubic root of 1101132231 is about 1032.6341696285.

Adding to 1101132231 its reverse (1322311011), we get a palindrome (2423443242).

The spelling of 1101132231 in words is "one billion, one hundred one million, one hundred thirty-two thousand, two hundred thirty-one".