121424132 has 24 divisors (see below), whose sum is σ = 225338400. Its totient is φ = 57052800.

The previous prime is 121424101. The next prime is 121424137. The reversal of 121424132 is 231424121.

It is not an unprimeable number, because it can be changed into a prime (121424137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70619 + ... + 72317.

It is an arithmetic number, because the mean of its divisors is an integer number (9389100).

Almost surely, 2^121424132 is an apocalyptic number.

It is an amenable number.

121424132 is a deficient number, since it is larger than the sum of its proper divisors (103914268).

121424132 is a wasteful number, since it uses less digits than its factorization.

121424132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771 (or 2769 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 121424132 is about 11019.2618627565. The cubic root of 121424132 is about 495.1859750805.

Adding to 121424132 its reverse (231424121), we get a palindrome (352848253).

The spelling of 121424132 in words is "one hundred twenty-one million, four hundred twenty-four thousand, one hundred thirty-two".