3202023121 has 12 divisors (see below), whose sum is σ = 3521693700. Its totient is φ = 2909181440.

The previous prime is 3202023119. The next prime is 3202023157. The reversal of 3202023121 is 1213202023.

It can be written as a sum of positive squares in 2 ways, for example, as 2057892496 + 1144130625 = 45364^2 + 33825^2 .

It is not a de Polignac number, because 3202023121 - 2¹ = 3202023119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3202023095 and 3202023104.

It is not an unprimeable number, because it can be changed into a prime (3202020121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 221565 + ... + 235573.

It is an arithmetic number, because the mean of its divisors is an integer number (293474475).

Almost surely, 2^3202023121 is an apocalyptic number.

It is an amenable number.

3202023121 is a deficient number, since it is larger than the sum of its proper divisors (319670579).

3202023121 is a wasteful number, since it uses less digits than its factorization.

3202023121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15920 (or 15909 counting only the distinct ones).

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

The square root of 3202023121 is about 56586.4217016768. The cubic root of 3202023121 is about 1473.9230857616.

Adding to 3202023121 its reverse (1213202023), we get a palindrome (4415225144).

It can be divided in two parts, 3202023 and 121, that multiplied together give a palindrome (387444783).

The spelling of 3202023121 in words is "three billion, two hundred two million, twenty-three thousand, one hundred twenty-one".