3031402221321 has 8 divisors (see below), whose sum is σ = 4042552054560. Its totient is φ = 2020593601152.

The previous prime is 3031402221313. The next prime is 3031402221383. The reversal of 3031402221321 is 1231222041303.

3031402221321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3031402221321 - 2³ = 3031402221313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3031402221291 and 3031402221300.

It is not an unprimeable number, because it can be changed into a prime (3031402221391) 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, 85282536 + ... + 85318073.

It is an arithmetic number, because the mean of its divisors is an integer number (505319006820).

Almost surely, 2^{3031402221321} is an apocalyptic number.

It is an amenable number.

3031402221321 is a deficient number, since it is larger than the sum of its proper divisors (1011149833239).

3031402221321 is a wasteful number, since it uses less digits than its factorization.

3031402221321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170606535.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 3031402221321 its reverse (1231222041303), we get a palindrome (4262624262624).

The spelling of 3031402221321 in words is "three trillion, thirty-one billion, four hundred two million, two hundred twenty-one thousand, three hundred twenty-one".