122916219 has 8 divisors (see below), whose sum is σ = 164416512. Its totient is φ = 81680040.

The previous prime is 122916217. The next prime is 122916221. The reversal of 122916219 is 912619221.

It is an interprime number because it is at equal distance from previous prime (122916217) and next prime (122916221).

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

It is not a de Polignac number, because 122916219 - 2¹ = 122916217 is a prime.

It is a super-2 number, since 2×122916219² = 30216793786511922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122916219.

It is not an unprimeable number, because it can be changed into a prime (122916217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64939 + ... + 66804.

It is an arithmetic number, because the mean of its divisors is an integer number (20552064).

Almost surely, 2^122916219 is an apocalyptic number.

122916219 is a deficient number, since it is larger than the sum of its proper divisors (41500293).

122916219 is a wasteful number, since it uses less digits than its factorization.

122916219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132057.

The product of its digits is 3888, while the sum is 33.

The square root of 122916219 is about 11086.7587238110. The cubic root of 122916219 is about 497.2060420111.

The spelling of 122916219 in words is "one hundred twenty-two million, nine hundred sixteen thousand, two hundred nineteen".