2221331312033 has 8 divisors (see below), whose sum is σ = 2229236038848. Its totient is φ = 2213426976624.

The previous prime is 2221331311987. The next prime is 2221331312051. The reversal of 2221331312033 is 3302131331222.

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 2221331312033 - 2¹⁰ = 2221331311009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2221331311993 and 2221331312011.

It is not an unprimeable number, because it can be changed into a prime (2221331312093) 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, 15920891 + ... + 16059807.

It is an arithmetic number, because the mean of its divisors is an integer number (278654504856).

Almost surely, 2^{2221331312033} is an apocalyptic number.

It is an amenable number.

2221331312033 is a deficient number, since it is larger than the sum of its proper divisors (7904726815).

2221331312033 is a wasteful number, since it uses less digits than its factorization.

2221331312033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195703.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2221331312033 its reverse (3302131331222), we get a palindrome (5523462643255).

The spelling of 2221331312033 in words is "two trillion, two hundred twenty-one billion, three hundred thirty-one million, three hundred twelve thousand, thirty-three".