3402121201 has 2 divisors, whose sum is σ = 3402121202. Its totient is φ = 3402121200.

The previous prime is 3402121193. The next prime is 3402121249. The reversal of 3402121201 is 1021212043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2981050801 + 421070400 = 54599^2 + 20520^2 .

It is an emirp because it is prime and its reverse (1021212043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3402121201 - 2³ = 3402121193 is a prime.

It is not a weakly prime, because it can be changed into another prime (3402121501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701060600 + 1701060601.

It is an arithmetic number, because the mean of its divisors is an integer number (1701060601).

Almost surely, 2^3402121201 is an apocalyptic number.

It is an amenable number.

3402121201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3402121201 is an equidigital number, since it uses as much as digits as its factorization.

3402121201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 3402121201 is about 58327.7052608792. The cubic root of 3402121201 is about 1504.0072408511.

Adding to 3402121201 its reverse (1021212043), we get a palindrome (4423333244).

It can be divided in two parts, 3 and 402121201, that added together give a palindrome (402121204).

The spelling of 3402121201 in words is "three billion, four hundred two million, one hundred twenty-one thousand, two hundred one".