1133022231 has 24 divisors (see below), whose sum is σ = 1879338240. Its totient is φ = 650538000.

The previous prime is 1133022229. The next prime is 1133022263. The reversal of 1133022231 is 1322203311.

It is not a de Polignac number, because 1133022231 - 2¹ = 1133022229 is a prime.

It is a super-2 number, since 2×1133022231² = 2567478751880434722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133022211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 299295 + ... + 303056.

It is an arithmetic number, because the mean of its divisors is an integer number (78305760).

Almost surely, 2^1133022231 is an apocalyptic number.

1133022231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1133022231 is a deficient number, since it is larger than the sum of its proper divisors (746316009).

1133022231 is a wasteful number, since it uses less digits than its factorization.

1133022231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602387 (or 602384 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1133022231 is about 33660.3955859108. The cubic root of 1133022231 is about 1042.5081937834.

Adding to 1133022231 its reverse (1322203311), we get a palindrome (2455225542).

The spelling of 1133022231 in words is "one billion, one hundred thirty-three million, twenty-two thousand, two hundred thirty-one".