121424333042 has 8 divisors (see below), whose sum is σ = 192850411356. Its totient is φ = 57140862592.

The previous prime is 121424332999. The next prime is 121424333053. The reversal of 121424333042 is 240333424121.

It can be written as a sum of positive squares in 2 ways, for example, as 120227934121 + 1196398921 = 346739^2 + 34589^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 121424332996 and 121424333014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1785651923 + ... + 1785651990.

Almost surely, 2^121424333042 is an apocalyptic number.

121424333042 is a deficient number, since it is larger than the sum of its proper divisors (71426078314).

121424333042 is a wasteful number, since it uses less digits than its factorization.

121424333042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571303932.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 121424333042 its reverse (240333424121), we get a palindrome (361757757163).

The spelling of 121424333042 in words is "one hundred twenty-one billion, four hundred twenty-four million, three hundred thirty-three thousand, forty-two".