121124433 has 4 divisors (see below), whose sum is σ = 161499248. Its totient is φ = 80749620.

The previous prime is 121124363. The next prime is 121124441. The reversal of 121124433 is 334421121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 121124433 - 2⁸ = 121124177 is a prime.

It is a super-2 number, since 2×121124433² = 29342256539142978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121124033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20187403 + ... + 20187408.

It is an arithmetic number, because the mean of its divisors is an integer number (40374812).

Almost surely, 2^121124433 is an apocalyptic number.

It is an amenable number.

121124433 is a deficient number, since it is larger than the sum of its proper divisors (40374815).

121124433 is an equidigital number, since it uses as much as digits as its factorization.

121124433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40374814.

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

The square root of 121124433 is about 11005.6545920722. The cubic root of 121124433 is about 494.7782334837.

Adding to 121124433 its reverse (334421121), we get a palindrome (455545554).

The spelling of 121124433 in words is "one hundred twenty-one million, one hundred twenty-four thousand, four hundred thirty-three".