121418226 has 12 divisors (see below), whose sum is σ = 263072862. Its totient is φ = 40472736.

The previous prime is 121418221. The next prime is 121418257. The reversal of 121418226 is 622814121.

121418226 is a `hidden beast` number, since 1 + 21 + 418 + 226 = 666.

It can be written as a sum of positive squares in only one way, i.e., 64400625 + 57017601 = 8025^2 + 7551^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121418226.

It is not an unprimeable number, because it can be changed into a prime (121418221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3372711 + ... + 3372746.

Almost surely, 2^121418226 is an apocalyptic number.

121418226 is an abundant number, since it is smaller than the sum of its proper divisors (141654636).

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

121418226 is a wasteful number, since it uses less digits than its factorization.

121418226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6745465 (or 6745462 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 121418226 is about 11018.9938742156. The cubic root of 121418226 is about 495.1779464299.

The spelling of 121418226 in words is "one hundred twenty-one million, four hundred eighteen thousand, two hundred twenty-six".