3222223211021 has 4 divisors (see below), whose sum is σ = 3225237452700. Its totient is φ = 3219208969344.

The previous prime is 3222223211017. The next prime is 3222223211041. The reversal of 3222223211021 is 1201123222223.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 997991010025 + 2224232200996 = 998995^2 + 1491386^2 .

It is a cyclic number.

It is not a de Polignac number, because 3222223211021 - 2² = 3222223211017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222223211041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1507119236 + ... + 1507121373.

It is an arithmetic number, because the mean of its divisors is an integer number (806309363175).

Almost surely, 2^{3222223211021} is an apocalyptic number.

It is an amenable number.

3222223211021 is a deficient number, since it is larger than the sum of its proper divisors (3014241679).

3222223211021 is a wasteful number, since it uses less digits than its factorization.

3222223211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3014241678.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 3222223211021 its reverse (1201123222223), we get a palindrome (4423346433244).

The spelling of 3222223211021 in words is "three trillion, two hundred twenty-two billion, two hundred twenty-three million, two hundred eleven thousand, twenty-one".