242431121024 has 16 divisors (see below), whose sum is σ = 482968249170. Its totient is φ = 121215560448.

The previous prime is 242431121003. The next prime is 242431121027. The reversal of 242431121024 is 420121134242.

It can be written as a sum of positive squares in only one way, i.e., 183560833600 + 58870287424 = 428440^2 + 242632^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 242431120984 and 242431121002.

It is not an unprimeable number, because it can be changed into a prime (242431121027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 946996439 + ... + 946996694.

Almost surely, 2^242431121024 is an apocalyptic number.

It is an amenable number.

242431121024 is a deficient number, since it is larger than the sum of its proper divisors (240537128146).

242431121024 is an equidigital number, since it uses as much as digits as its factorization.

242431121024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893993147 (or 1893993135 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 242431121024 its reverse (420121134242), we get a palindrome (662552255266).

The spelling of 242431121024 in words is "two hundred forty-two billion, four hundred thirty-one million, one hundred twenty-one thousand, twenty-four".