3222221031021 has 8 divisors (see below), whose sum is σ = 4302423519264. Its totient is φ = 2145082948400.

The previous prime is 3222221031011. The next prime is 3222221031049. The reversal of 3222221031021 is 1201301222223.

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 3222221031021 - 2⁵ = 3222221030989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222221031011) 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, 766098951 + ... + 766103156.

It is an arithmetic number, because the mean of its divisors is an integer number (537802939908).

Almost surely, 2^{3222221031021} is an apocalyptic number.

It is an amenable number.

3222221031021 is a deficient number, since it is larger than the sum of its proper divisors (1080202488243).

3222221031021 is a wasteful number, since it uses less digits than its factorization.

3222221031021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532202811.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 3222221031021 its reverse (1201301222223), we get a palindrome (4423522253244).

The spelling of 3222221031021 in words is "three trillion, two hundred twenty-two billion, two hundred twenty-one million, thirty-one thousand, twenty-one".