121340202 has 8 divisors (see below), whose sum is σ = 242680416. Its totient is φ = 40446732.

The previous prime is 121340201. The next prime is 121340221. The reversal of 121340202 is 202043121.

It is a sphenic number, since it is the product of 3 distinct primes.

121340202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (121340201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10111678 + ... + 10111689.

It is an arithmetic number, because the mean of its divisors is an integer number (30335052).

Almost surely, 2^121340202 is an apocalyptic number.

121340202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121340202 is a wasteful number, since it uses less digits than its factorization.

121340202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20223372.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 121340202 is about 11015.4528731233. The cubic root of 121340202 is about 495.0718557048.

Adding to 121340202 its reverse (202043121), we get a palindrome (323383323).

The spelling of 121340202 in words is "one hundred twenty-one million, three hundred forty thousand, two hundred two".