121647322 has 8 divisors (see below), whose sum is σ = 190404576. Its totient is φ = 58179132.

The previous prime is 121647283. The next prime is 121647343. The reversal of 121647322 is 223746121.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1322208 + ... + 1322299.

It is an arithmetic number, because the mean of its divisors is an integer number (23800572).

Almost surely, 2^121647322 is an apocalyptic number.

121647322 is a deficient number, since it is larger than the sum of its proper divisors (68757254).

121647322 is a wasteful number, since it uses less digits than its factorization.

121647322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644532.

The product of its digits is 4032, while the sum is 28.

The square root of 121647322 is about 11029.3844796525. The cubic root of 121647322 is about 495.4891902349.

The spelling of 121647322 in words is "one hundred twenty-one million, six hundred forty-seven thousand, three hundred twenty-two".