1121112102133 has 4 divisors (see below), whose sum is σ = 1148456299788. Its totient is φ = 1093767904480.

The previous prime is 1121112102127. The next prime is 1121112102161. The reversal of 1121112102133 is 3312012111211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81124141329 + 1039987960804 = 284823^2 + 1019798^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121112102133 - 2³³ = 1112522167541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1121112102133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121112102113) 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, 13672098766 + ... + 13672098847.

It is an arithmetic number, because the mean of its divisors is an integer number (287114074947).

Almost surely, 2^{1121112102133} is an apocalyptic number.

It is an amenable number.

1121112102133 is a deficient number, since it is larger than the sum of its proper divisors (27344197655).

1121112102133 is an equidigital number, since it uses as much as digits as its factorization.

1121112102133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27344197654.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1121112102133 its reverse (3312012111211), we get a palindrome (4433124213344).

The spelling of 1121112102133 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, one hundred two thousand, one hundred thirty-three".