3201221023 has 64 divisors (see below), whose sum is σ = 4790983680. Its totient is φ = 2052864000.

The previous prime is 3201221011. The next prime is 3201221047.

3201221023 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3201221023 - 2¹³ = 3201212831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3201220988 and 3201221006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201221123) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 318373 + ... + 328273.

It is an arithmetic number, because the mean of its divisors is an integer number (74859120).

Almost surely, 2^3201221023 is an apocalyptic number.

3201221023 is a deficient number, since it is larger than the sum of its proper divisors (1589762657).

3201221023 is a wasteful number, since it uses less digits than its factorization.

3201221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9968.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3201221023 is about 56579.3338861461. Note that the first 3 decimals coincide. The cubic root of 3201221023 is about 1473.8000042552.

It can be divided in two parts, 32012 and 21023, that added together give a palindrome (53035).

The spelling of 3201221023 in words is "three billion, two hundred one million, two hundred twenty-one thousand, twenty-three".