121203324 has 48 divisors (see below), whose sum is σ = 342800640. Its totient is φ = 36727920.

The previous prime is 121203193. The next prime is 121203347. The reversal of 121203324 is 423302121.

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 = 121203297 and 121203306.

It is a congruent number.

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, 49824 + ... + 52199.

It is an arithmetic number, because the mean of its divisors is an integer number (7141680).

Almost surely, 2^121203324 is an apocalyptic number.

It is an amenable number.

121203324 is an abundant number, since it is smaller than the sum of its proper divisors (221597316).

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

121203324 is a wasteful number, since it uses less digits than its factorization.

121203324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102047 (or 102039 counting only the distinct ones).

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

The square root of 121203324 is about 11009.2381207784. The cubic root of 121203324 is about 494.8856301425.

Adding to 121203324 its reverse (423302121), we get a palindrome (544505445).

The spelling of 121203324 in words is "one hundred twenty-one million, two hundred three thousand, three hundred twenty-four".