122412430042 has 12 divisors (see below), whose sum is σ = 213597199530. Its totient is φ = 52462469976.

The previous prime is 122412430039. The next prime is 122412430069. The reversal of 122412430042 is 240034214221.

It can be written as a sum of positive squares in only one way, i.e., 97280986201 + 25131443841 = 311899^2 + 158529^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122412429989 and 122412430016.

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 5 ways as a sum of consecutive naturals, for example, 624553117 + ... + 624553312.

Almost surely, 2^122412430042 is an apocalyptic number.

122412430042 is a deficient number, since it is larger than the sum of its proper divisors (91184769488).

122412430042 is a wasteful number, since it uses less digits than its factorization.

122412430042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249106445 (or 1249106438 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 122412430042 its reverse (240034214221), we get a palindrome (362446644263).

The spelling of 122412430042 in words is "one hundred twenty-two billion, four hundred twelve million, four hundred thirty thousand, forty-two".