12122058 has 64 divisors (see below), whose sum is σ = 28304640. Its totient is φ = 3429888.

The previous prime is 12122041. The next prime is 12122063. The reversal of 12122058 is 85022121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51910 + ... + 52142.

It is an arithmetic number, because the mean of its divisors is an integer number (442260).

Almost surely, 2^12122058 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12122058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14152320).

12122058 is an abundant number, since it is smaller than the sum of its proper divisors (16182582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12122058 is a wasteful number, since it uses less digits than its factorization.

12122058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 12122058 is about 3481.6745970869. The cubic root of 12122058 is about 229.7164622001.

Adding to 12122058 its reverse (85022121), we get a palindrome (97144179).

It can be divided in two parts, 121220 and 58, that added together give a triangular number (121278 = T₄₉₂).

The spelling of 12122058 in words is "twelve million, one hundred twenty-two thousand, fifty-eight".