331221101221033 has 8 divisors (see below), whose sum is σ = 332884769636480. Its totient is φ = 329559322267440.

The previous prime is 331221101221027. The next prime is 331221101221057. The reversal of 331221101221033 is 330122101122133.

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 331221101221033 - 2⁵ = 331221101221001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331221101220989 and 331221101221007.

It is not an unprimeable number, because it can be changed into a prime (331221101221063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472013985 + ... + 472715182.

It is an arithmetic number, because the mean of its divisors is an integer number (41610596204560).

Almost surely, 2^{331221101221033} is an apocalyptic number.

It is an amenable number.

331221101221033 is a deficient number, since it is larger than the sum of its proper divisors (1663668415447).

331221101221033 is a wasteful number, since it uses less digits than its factorization.

331221101221033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944730927.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 331221101221033 its reverse (330122101122133), we get a palindrome (661343202343166).

The spelling of 331221101221033 in words is "three hundred thirty-one trillion, two hundred twenty-one billion, one hundred one million, two hundred twenty-one thousand, thirty-three".