331224331444242 has 16 divisors (see below), whose sum is σ = 664538406308352. Its totient is φ = 110059819911440.

The previous prime is 331224331444163. The next prime is 331224331444267. The reversal of 331224331444242 is 242444133422133.

It is a junction number, because it is equal to n+sod(n) for n = 331224331444194 and 331224331444203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87072640434 + ... + 87072644237.

It is an arithmetic number, because the mean of its divisors is an integer number (41533650394272).

Almost surely, 2^{331224331444242} is an apocalyptic number.

331224331444242 is an abundant number, since it is smaller than the sum of its proper divisors (333314074864110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331224331444242 is a wasteful number, since it uses less digits than its factorization.

331224331444242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174145284993.

The product of its digits is 1327104, while the sum is 42.

Adding to 331224331444242 its reverse (242444133422133), we get a palindrome (573668464866375).

The spelling of 331224331444242 in words is "three hundred thirty-one trillion, two hundred twenty-four billion, three hundred thirty-one million, four hundred forty-four thousand, two hundred forty-two".