122682321 has 6 divisors (see below), whose sum is σ = 177207810. Its totient is φ = 81788208.

The previous prime is 122682281. The next prime is 122682331. The reversal of 122682321 is 123286221.

It can be written as a sum of positive squares in only one way, i.e., 117483921 + 5198400 = 10839^2 + 2280^2 .

It is not a de Polignac number, because 122682321 - 2⁶ = 122682257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122682331) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 6815676 + ... + 6815693.

It is an arithmetic number, because the mean of its divisors is an integer number (29534635).

Almost surely, 2^122682321 is an apocalyptic number.

It is an amenable number.

122682321 is a deficient number, since it is larger than the sum of its proper divisors (54525489).

122682321 is a wasteful number, since it uses less digits than its factorization.

122682321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13631375 (or 13631372 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 122682321 is about 11076.2051714475. The cubic root of 122682321 is about 496.8904629815.

The spelling of 122682321 in words is "one hundred twenty-two million, six hundred eighty-two thousand, three hundred twenty-one".