121123344 has 80 divisors (see below), whose sum is σ = 319925952. Its totient is φ = 39481344.

The previous prime is 121123339. The next prime is 121123363. The reversal of 121123344 is 443321121.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 121123344.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 743007 + ... + 743169.

Almost surely, 2^121123344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121123344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159962976).

121123344 is an abundant number, since it is smaller than the sum of its proper divisors (198802608).

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

121123344 is a wasteful number, since it uses less digits than its factorization.

121123344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 418 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 121123344 is about 11005.6051173936. The cubic root of 121123344 is about 494.7767506694.

Adding to 121123344 its reverse (443321121), we get a palindrome (564444465).

The spelling of 121123344 in words is "one hundred twenty-one million, one hundred twenty-three thousand, three hundred forty-four".