1131033321111 has 8 divisors (see below), whose sum is σ = 1508156496000. Its totient is φ = 753966180152.

The previous prime is 1131033321007. The next prime is 1131033321137. The reversal of 1131033321111 is 1111233301311.

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 1131033321111 - 2¹⁴ = 1131033304727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131033321181) 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, 13961361 + ... + 14042138.

It is an arithmetic number, because the mean of its divisors is an integer number (188519562000).

Almost surely, 2^{1131033321111} is an apocalyptic number.

1131033321111 is a deficient number, since it is larger than the sum of its proper divisors (377123174889).

1131033321111 is a wasteful number, since it uses less digits than its factorization.

1131033321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28016965.

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

Adding to 1131033321111 its reverse (1111233301311), we get a palindrome (2242266622422).

The spelling of 1131033321111 in words is "one trillion, one hundred thirty-one billion, thirty-three million, three hundred twenty-one thousand, one hundred eleven".