1131211322133 has 8 divisors (see below), whose sum is σ = 1587665013600. Its totient is φ = 714449256048.

The previous prime is 1131211322123. The next prime is 1131211322221. The reversal of 1131211322133 is 3312231121311.

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

It is not a de Polignac number, because 1131211322133 - 2¹² = 1131211318037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131211322123) 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, 9922906278 + ... + 9922906391.

It is an arithmetic number, because the mean of its divisors is an integer number (198458126700).

Almost surely, 2^{1131211322133} is an apocalyptic number.

It is an amenable number.

1131211322133 is a deficient number, since it is larger than the sum of its proper divisors (456453691467).

1131211322133 is a wasteful number, since it uses less digits than its factorization.

1131211322133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19845812691.

The product of its digits is 648, while the sum is 24.

Adding to 1131211322133 its reverse (3312231121311), we get a palindrome (4443442443444).

The spelling of 1131211322133 in words is "one trillion, one hundred thirty-one billion, two hundred eleven million, three hundred twenty-two thousand, one hundred thirty-three".