122409321 has 8 divisors (see below), whose sum is σ = 163448064. Its totient is φ = 81488400.

The previous prime is 122409281. The next prime is 122409337. The reversal of 122409321 is 123904221.

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

It is not a de Polignac number, because 122409321 - 2¹³ = 122401129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122409291 and 122409300.

It is not an unprimeable number, because it can be changed into a prime (122409361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27001 + ... + 31206.

It is an arithmetic number, because the mean of its divisors is an integer number (20431008).

Almost surely, 2^122409321 is an apocalyptic number.

It is an amenable number.

122409321 is a deficient number, since it is larger than the sum of its proper divisors (41038743).

122409321 is an equidigital number, since it uses as much as digits as its factorization.

122409321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58911.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 122409321 is about 11063.8745925648. The cubic root of 122409321 is about 496.5216191809.

The spelling of 122409321 in words is "one hundred twenty-two million, four hundred nine thousand, three hundred twenty-one".