1131223232200 has 48 divisors (see below), whose sum is σ = 2630171502000. Its totient is φ = 452475961920.

The previous prime is 1131223232197. The next prime is 1131223232231. The reversal of 1131223232200 is 22323221311.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 9432211 + ... + 9551389.

It is an arithmetic number, because the mean of its divisors is an integer number (54795239625).

Almost surely, 2^{1131223232200} is an apocalyptic number.

1131223232200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131223232200 is an abundant number, since it is smaller than the sum of its proper divisors (1498948269800).

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

1131223232200 is a wasteful number, since it uses less digits than its factorization.

1131223232200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166654 (or 166645 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1131223232200 its reverse (22323221311), we get a palindrome (1153546453511).

The spelling of 1131223232200 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-three million, two hundred thirty-two thousand, two hundred".