1133333231231 has 8 divisors (see below), whose sum is σ = 1136686209120. Its totient is φ = 1129984618752.

The previous prime is 1133333231207. The next prime is 1133333231243. The reversal of 1133333231231 is 1321323333311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133333231231 is a prime.

It is a super-2 number, since 2×1133333231231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133333231194 and 1133333231203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133333231281) 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, 570986 + ... + 1610183.

It is an arithmetic number, because the mean of its divisors is an integer number (142085776140).

Almost surely, 2^{1133333231231} is an apocalyptic number.

1133333231231 is a deficient number, since it is larger than the sum of its proper divisors (3352977889).

1133333231231 is a wasteful number, since it uses less digits than its factorization.

1133333231231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182705.

The product of its digits is 8748, while the sum is 29.

Adding to 1133333231231 its reverse (1321323333311), we get a palindrome (2454656564542).

The spelling of 1133333231231 in words is "one trillion, one hundred thirty-three billion, three hundred thirty-three million, two hundred thirty-one thousand, two hundred thirty-one".