1131222033213 has 8 divisors (see below), whose sum is σ = 1508823985728. Its totient is φ = 753884051424.

The previous prime is 1131222033211. The next prime is 1131222033229. The reversal of 1131222033213 is 3123302221311.

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

It is not a de Polignac number, because 1131222033213 - 2¹ = 1131222033211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131222033211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65982681 + ... + 65999822.

It is an arithmetic number, because the mean of its divisors is an integer number (188602998216).

Almost surely, 2^{1131222033213} is an apocalyptic number.

It is an amenable number.

1131222033213 is a deficient number, since it is larger than the sum of its proper divisors (377601952515).

1131222033213 is a wasteful number, since it uses less digits than its factorization.

1131222033213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131985363.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1131222033213 its reverse (3123302221311), we get a palindrome (4254524254524).

The spelling of 1131222033213 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-two million, thirty-three thousand, two hundred thirteen".