121004421324 has 24 divisors (see below), whose sum is σ = 282355106880. Its totient is φ = 40333170384.

The previous prime is 121004421311. The next prime is 121004421341. The reversal of 121004421324 is 423124400121.

It is a super-2 number, since 2×121004421324² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121004421294 and 121004421303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124647 + ... + 507489.

It is an arithmetic number, because the mean of its divisors is an integer number (11764796120).

Almost surely, 2^121004421324 is an apocalyptic number.

It is an amenable number.

121004421324 is an abundant number, since it is smaller than the sum of its proper divisors (161350685556).

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

121004421324 is a wasteful number, since it uses less digits than its factorization.

121004421324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409189 (or 409187 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 121004421324 its reverse (423124400121), we get a palindrome (544128821445).

The spelling of 121004421324 in words is "one hundred twenty-one billion, four million, four hundred twenty-one thousand, three hundred twenty-four".