2231143221433 has 8 divisors (see below), whose sum is σ = 2549940155840. Its totient is φ = 1912361834160.

The previous prime is 2231143221409. The next prime is 2231143221443. The reversal of 2231143221433 is 3341223411322.

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 2231143221433 - 2⁵ = 2231143221401 is a prime.

It is a super-3 number, since 3×2231143221433³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231143221395 and 2231143221404.

It is not an unprimeable number, because it can be changed into a prime (2231143221403) 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, 3577623 + ... + 4154716.

It is an arithmetic number, because the mean of its divisors is an integer number (318742519480).

Almost surely, 2^{2231143221433} is an apocalyptic number.

It is an amenable number.

2231143221433 is a deficient number, since it is larger than the sum of its proper divisors (318796934407).

2231143221433 is an equidigital number, since it uses as much as digits as its factorization.

2231143221433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7773567.

The product of its digits is 20736, while the sum is 31.

Adding to 2231143221433 its reverse (3341223411322), we get a palindrome (5572366632755).

The spelling of 2231143221433 in words is "two trillion, two hundred thirty-one billion, one hundred forty-three million, two hundred twenty-one thousand, four hundred thirty-three".