1131033311112 has 16 divisors (see below), whose sum is σ = 2827583277840. Its totient is φ = 377011103696.

The previous prime is 1131033311101. The next prime is 1131033311117. The reversal of 1131033311112 is 2111133301311.

It is not an unprimeable number, because it can be changed into a prime (1131033311117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23563193958 + ... + 23563194005.

It is an arithmetic number, because the mean of its divisors is an integer number (176723954865).

Almost surely, 2^{1131033311112} is an apocalyptic number.

1131033311112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131033311112 is an abundant number, since it is smaller than the sum of its proper divisors (1696549966728).

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

1131033311112 is a wasteful number, since it uses less digits than its factorization.

1131033311112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47126387972 (or 47126387968 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 1131033311112 its reverse (2111133301311), we get a palindrome (3242166612423).

The spelling of 1131033311112 in words is "one trillion, one hundred thirty-one billion, thirty-three million, three hundred eleven thousand, one hundred twelve".