121332226 has 8 divisors (see below), whose sum is σ = 182153484. Its totient is φ = 60614400.

The previous prime is 121332223. The next prime is 121332227. The reversal of 121332226 is 622233121.

It can be written as a sum of positive squares in 2 ways, for example, as 120012025 + 1320201 = 10955^2 + 1149^2 .

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

It is a super-2 number, since 2×121332226² = 29443018132230152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121332197 and 121332206.

It is not an unprimeable number, because it can be changed into a prime (121332223) 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, 22855 + ... + 27658.

Almost surely, 2^121332226 is an apocalyptic number.

121332226 is a deficient number, since it is larger than the sum of its proper divisors (60821258).

121332226 is a wasteful number, since it uses less digits than its factorization.

121332226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51716.

The product of its digits is 864, while the sum is 22.

The square root of 121332226 is about 11015.0908303109. The cubic root of 121332226 is about 495.0610080232.

Adding to 121332226 its reverse (622233121), we get a palindrome (743565347).

The spelling of 121332226 in words is "one hundred twenty-one million, three hundred thirty-two thousand, two hundred twenty-six".