1131463226216 has 16 divisors (see below), whose sum is σ = 2121629611200. Its totient is φ = 565695329904.

The previous prime is 1131463226191. The next prime is 1131463226237. The reversal of 1131463226216 is 6126223641311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131463226216.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4402640 + ... + 4652543.

It is an arithmetic number, because the mean of its divisors is an integer number (132601850700).

Almost surely, 2^{1131463226216} is an apocalyptic number.

It is an amenable number.

1131463226216 is a deficient number, since it is larger than the sum of its proper divisors (990166384984).

1131463226216 is a wasteful number, since it uses less digits than its factorization.

1131463226216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070808 (or 9070804 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

Adding to 1131463226216 its reverse (6126223641311), we get a palindrome (7257686867527).

The spelling of 1131463226216 in words is "one trillion, one hundred thirty-one billion, four hundred sixty-three million, two hundred twenty-six thousand, two hundred sixteen".