1131223212233 has 8 divisors (see below), whose sum is σ = 1133300678400. Its totient is φ = 1129147596928.

The previous prime is 1131223212221. The next prime is 1131223212239. The reversal of 1131223212233 is 3322123221311.

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 1131223212233 - 2⁶ = 1131223212169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131223212239) 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, 763760 + ... + 1686942.

It is an arithmetic number, because the mean of its divisors is an integer number (141662584800).

Almost surely, 2^{1131223212233} is an apocalyptic number.

It is an amenable number.

1131223212233 is a deficient number, since it is larger than the sum of its proper divisors (2077466167).

1131223212233 is an equidigital number, since it uses as much as digits as its factorization.

1131223212233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925431.

The product of its digits is 2592, while the sum is 26.

Adding to 1131223212233 its reverse (3322123221311), we get a palindrome (4453346433544).

The spelling of 1131223212233 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-three million, two hundred twelve thousand, two hundred thirty-three".