1131231232244 has 24 divisors (see below), whose sum is σ = 2033962889280. Its totient is φ = 550296642816.

The previous prime is 1131231232213. The next prime is 1131231232253. The reversal of 1131231232244 is 4422321321311.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 24685112 + ... + 24730895.

It is an arithmetic number, because the mean of its divisors is an integer number (84748453720).

Almost surely, 2^{1131231232244} is an apocalyptic number.

It is an amenable number.

1131231232244 is a deficient number, since it is larger than the sum of its proper divisors (902731657036).

1131231232244 is a wasteful number, since it uses less digits than its factorization.

1131231232244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49416167 (or 49416165 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

Adding to 1131231232244 its reverse (4422321321311), we get a palindrome (5553552553555).

The spelling of 1131231232244 in words is "one trillion, one hundred thirty-one billion, two hundred thirty-one million, two hundred thirty-two thousand, two hundred forty-four".