121330422 has 24 divisors (see below), whose sum is σ = 263085264. Its totient is φ = 40412304.

The previous prime is 121330397. The next prime is 121330423. The reversal of 121330422 is 224033121.

121330422 is a `hidden beast` number, since 1 + 213 + 30 + 422 = 666.

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 = 121330395 and 121330404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121330423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43708 + ... + 46400.

It is an arithmetic number, because the mean of its divisors is an integer number (10961886).

Almost surely, 2^121330422 is an apocalyptic number.

121330422 is an abundant number, since it is smaller than the sum of its proper divisors (141754842).

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

121330422 is a wasteful number, since it uses less digits than its factorization.

121330422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5204 (or 5201 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 121330422 is about 11015.0089423477. The cubic root of 121330422 is about 495.0585544445.

Adding to 121330422 its reverse (224033121), we get a palindrome (345363543).

The spelling of 121330422 in words is "one hundred twenty-one million, three hundred thirty thousand, four hundred twenty-two".