121425202 has 8 divisors (see below), whose sum is σ = 188013312. Its totient is φ = 58754100.

The previous prime is 121425191. The next prime is 121425209. The reversal of 121425202 is 202524121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121425202.

It is not an unprimeable number, because it can be changed into a prime (121425209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979174 + ... + 979297.

It is an arithmetic number, because the mean of its divisors is an integer number (23501664).

Almost surely, 2^121425202 is an apocalyptic number.

121425202 is a deficient number, since it is larger than the sum of its proper divisors (66588110).

121425202 is a wasteful number, since it uses less digits than its factorization.

121425202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958504.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 121425202 is about 11019.3104139960. The cubic root of 121425202 is about 495.1874296168.

Adding to 121425202 its reverse (202524121), we get a palindrome (323949323).

The spelling of 121425202 in words is "one hundred twenty-one million, four hundred twenty-five thousand, two hundred two".