1121131331411 has 32 divisors (see below), whose sum is σ = 1398219688320. Its totient is φ = 875296751616.

The previous prime is 1121131331377. The next prime is 1121131331413. The reversal of 1121131331411 is 1141331311211.

It is not a de Polignac number, because 1121131331411 - 2²⁶ = 1121064222547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121131331413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2786255 + ... + 3163143.

It is an arithmetic number, because the mean of its divisors is an integer number (43694365260).

Almost surely, 2^{1121131331411} is an apocalyptic number.

1121131331411 is a deficient number, since it is larger than the sum of its proper divisors (277088356909).

1121131331411 is a wasteful number, since it uses less digits than its factorization.

1121131331411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377343.

The product of its digits is 216, while the sum is 23.

Adding to 1121131331411 its reverse (1141331311211), we get a palindrome (2262462642622).

The spelling of 1121131331411 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-one million, three hundred thirty-one thousand, four hundred eleven".