1133321211231 has 8 divisors (see below), whose sum is σ = 1648467216384. Its totient is φ = 686861340120.

The previous prime is 1133321211131. The next prime is 1133321211289. The reversal of 1133321211231 is 1321121233311.

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

It is not a de Polignac number, because 1133321211231 - 2⁹ = 1133321210719 is a prime.

It is a super-2 number, since 2×1133321211231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133321211131) 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, 17171533471 + ... + 17171533536.

It is an arithmetic number, because the mean of its divisors is an integer number (206058402048).

Almost surely, 2^{1133321211231} is an apocalyptic number.

1133321211231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1133321211231 is a deficient number, since it is larger than the sum of its proper divisors (515146005153).

1133321211231 is a wasteful number, since it uses less digits than its factorization.

1133321211231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34343067021.

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

Adding to 1133321211231 its reverse (1321121233311), we get a palindrome (2454442444542).

The spelling of 1133321211231 in words is "one trillion, one hundred thirty-three billion, three hundred twenty-one million, two hundred eleven thousand, two hundred thirty-one".