3220001221023 has 24 divisors (see below), whose sum is σ = 4682133471600. Its totient is φ = 2132376113664.

The previous prime is 3220001221013. The next prime is 3220001221049. The reversal of 3220001221023 is 3201221000223.

It is not a de Polignac number, because 3220001221023 - 2¹⁷ = 3220001089951 is a prime.

It is a super-2 number, since 2×3220001221023² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3220001220987 and 3220001221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220001221013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420861 + ... + 2572377.

It is an arithmetic number, because the mean of its divisors is an integer number (195088894650).

Almost surely, 2^{3220001221023} is an apocalyptic number.

3220001221023 is a deficient number, since it is larger than the sum of its proper divisors (1462132250577).

3220001221023 is a wasteful number, since it uses less digits than its factorization.

3220001221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152631 (or 2152628 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 3220001221023 its reverse (3201221000223), we get a palindrome (6421222221246).

The spelling of 3220001221023 in words is "three trillion, two hundred twenty billion, one million, two hundred twenty-one thousand, twenty-three".