122211242 has 8 divisors (see below), whose sum is σ = 187788132. Its totient is φ = 59615200.

The previous prime is 122211241. The next prime is 122211247. The reversal of 122211242 is 242112221.

It can be written as a sum of positive squares in 2 ways, for example, as 103815721 + 18395521 = 10189^2 + 4289^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 122211242.

It is not an unprimeable number, because it can be changed into a prime (122211241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745109 + ... + 745272.

Almost surely, 2^122211242 is an apocalyptic number.

122211242 is a deficient number, since it is larger than the sum of its proper divisors (65576890).

122211242 is a wasteful number, since it uses less digits than its factorization.

122211242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490424.

The product of its digits is 128, while the sum is 17.

The square root of 122211242 is about 11054.9193574625. The cubic root of 122211242 is about 496.2536559191.

Adding to 122211242 its reverse (242112221), we get a palindrome (364323463).

The spelling of 122211242 in words is "one hundred twenty-two million, two hundred eleven thousand, two hundred forty-two".