1121121133311 has 8 divisors (see below), whose sum is σ = 1500783669504. Its totient is φ = 744436343000.

The previous prime is 1121121133309. The next prime is 1121121133331. The reversal of 1121121133311 is 1133311211211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121121133311 - 2¹ = 1121121133309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121121133331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 744435591 + ... + 744437096.

It is an arithmetic number, because the mean of its divisors is an integer number (187597958688).

Almost surely, 2^{1121121133311} is an apocalyptic number.

1121121133311 is a deficient number, since it is larger than the sum of its proper divisors (379662536193).

1121121133311 is a wasteful number, since it uses less digits than its factorization.

1121121133311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488872941.

The product of its digits is 108, while the sum is 21.

Adding to 1121121133311 its reverse (1133311211211), we get a palindrome (2254432344522).

The spelling of 1121121133311 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-one million, one hundred thirty-three thousand, three hundred eleven".