121341222 has 24 divisors (see below), whose sum is σ = 269319960. Its totient is φ = 39460320.

The previous prime is 121341217. The next prime is 121341287. The reversal of 121341222 is 222143121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 121341195 and 121341204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81472 + ... + 82947.

It is an arithmetic number, because the mean of its divisors is an integer number (11221665).

Almost surely, 2^121341222 is an apocalyptic number.

121341222 is an abundant number, since it is smaller than the sum of its proper divisors (147978738).

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

121341222 is a wasteful number, since it uses less digits than its factorization.

121341222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164468 (or 164465 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 121341222 is about 11015.4991716218. The cubic root of 121341222 is about 495.0732429117.

Adding to 121341222 its reverse (222143121), we get a palindrome (343484343).

The spelling of 121341222 in words is "one hundred twenty-one million, three hundred forty-one thousand, two hundred twenty-two".