3201221123 has 2 divisors, whose sum is σ = 3201221124. Its totient is φ = 3201221122.

The previous prime is 3201221117. The next prime is 3201221131. The reversal of 3201221123 is 3211221023.

3201221123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3201221123 - 2²⁶ = 3134112259 is a prime.

It is a super-2 number, since 2×3201221123² = 20495633356682762258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3201221423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600610561 + 1600610562.

It is an arithmetic number, because the mean of its divisors is an integer number (1600610562).

Almost surely, 2^3201221123 is an apocalyptic number.

3201221123 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201221123 is an equidigital number, since it uses as much as digits as its factorization.

3201221123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3201221123 is about 56579.3347698610. The cubic root of 3201221123 is about 1473.8000196014.

Adding to 3201221123 its reverse (3211221023), we get a palindrome (6412442146).

It can be divided in two parts, 32012 and 21123, that added together give a palindrome (53135).

The spelling of 3201221123 in words is "three billion, two hundred one million, two hundred twenty-one thousand, one hundred twenty-three".