122219823 has 8 divisors (see below), whose sum is σ = 177774336. Its totient is φ = 74072600.

The previous prime is 122219821. The next prime is 122219831. The reversal of 122219823 is 328912221.

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

It is a cyclic number.

It is not a de Polignac number, because 122219823 - 2¹ = 122219821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122219821) 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, 1851783 + ... + 1851848.

It is an arithmetic number, because the mean of its divisors is an integer number (22221792).

Almost surely, 2^122219823 is an apocalyptic number.

122219823 is a deficient number, since it is larger than the sum of its proper divisors (55554513).

122219823 is a wasteful number, since it uses less digits than its factorization.

122219823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703645.

The product of its digits is 3456, while the sum is 30.

The square root of 122219823 is about 11055.3074584111. The cubic root of 122219823 is about 496.2652703797.

It can be divided in two parts, 1222198 and 23, that added together give a palindrome (1222221).

The spelling of 122219823 in words is "one hundred twenty-two million, two hundred nineteen thousand, eight hundred twenty-three".