1131022300 has 18 divisors (see below), whose sum is σ = 2454318608. Its totient is φ = 452408880.

The previous prime is 1131022283. The next prime is 1131022307. The reversal of 1131022300 is 32201311.

It is a super-2 number, since 2×1131022300² = 2558422886194580000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131022307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5655012 + ... + 5655211.

Almost surely, 2^1131022300 is an apocalyptic number.

1131022300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131022300 is an abundant number, since it is smaller than the sum of its proper divisors (1323296308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131022300 is a wasteful number, since it uses less digits than its factorization.

1131022300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11310237 (or 11310230 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1131022300 is about 33630.6749857924. The cubic root of 1131022300 is about 1041.8944451931.

Adding to 1131022300 its reverse (32201311), we get a palindrome (1163223611).

The spelling of 1131022300 in words is "one billion, one hundred thirty-one million, twenty-two thousand, three hundred".