3421140202 has 4 divisors (see below), whose sum is σ = 5131710306. Its totient is φ = 1710570100.

The previous prime is 3421140181. The next prime is 3421140259. The reversal of 3421140202 is 2020411243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2275385401 + 1145754801 = 47701^2 + 33849^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3421140202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 855285049 + ... + 855285052.

Almost surely, 2^3421140202 is an apocalyptic number.

3421140202 is a deficient number, since it is larger than the sum of its proper divisors (1710570104).

3421140202 is a wasteful number, since it uses less digits than its factorization.

3421140202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710570103.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 3421140202 is about 58490.5137778768. The cubic root of 3421140202 is about 1506.8046697824.

Adding to 3421140202 its reverse (2020411243), we get a palindrome (5441551445).

The spelling of 3421140202 in words is "three billion, four hundred twenty-one million, one hundred forty thousand, two hundred two".