3231201109 has 2 divisors, whose sum is σ = 3231201110. Its totient is φ = 3231201108.

The previous prime is 3231201079. The next prime is 3231201151. The reversal of 3231201109 is 9011021323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3206050884 + 25150225 = 56622^2 + 5015^2 .

It is a cyclic number.

It is not a de Polignac number, because 3231201109 - 2¹³ = 3231192917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3231201109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3231201179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615600554 + 1615600555.

It is an arithmetic number, because the mean of its divisors is an integer number (1615600555).

Almost surely, 2^3231201109 is an apocalyptic number.

It is an amenable number.

3231201109 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231201109 is an equidigital number, since it uses as much as digits as its factorization.

3231201109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 3231201109 is about 56843.6549581393. The cubic root of 3231201109 is about 1478.3865282731.

The spelling of 3231201109 in words is "three billion, two hundred thirty-one million, two hundred one thousand, one hundred nine".