121343222 has 32 divisors (see below), whose sum is σ = 244387584. Its totient is φ = 43639200.

The previous prime is 121343191. The next prime is 121343227. The reversal of 121343222 is 222343121.

It is a junction number, because it is equal to n+sod(n) for n = 121343194 and 121343203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121343227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28304 + ... + 32307.

It is an arithmetic number, because the mean of its divisors is an integer number (7637112).

Almost surely, 2^121343222 is an apocalyptic number.

121343222 is an abundant number, since it is smaller than the sum of its proper divisors (123044362).

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

121343222 is a wasteful number, since it uses less digits than its factorization.

121343222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60644.

The product of its digits is 576, while the sum is 20.

The square root of 121343222 is about 11015.5899524265. The cubic root of 121343222 is about 495.0759629025.

Adding to 121343222 its reverse (222343121), we get a palindrome (343686343).

It can be divided in two parts, 121 and 343222, that added together give a palindrome (343343).

The spelling of 121343222 in words is "one hundred twenty-one million, three hundred forty-three thousand, two hundred twenty-two".