331044402242 has 8 divisors (see below), whose sum is σ = 502549333776. Its totient is φ = 163527957652.

The previous prime is 331044402203. The next prime is 331044402253. The reversal of 331044402242 is 242204440133.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 997121528 + ... + 997121859.

It is an arithmetic number, because the mean of its divisors is an integer number (62818666722).

Almost surely, 2^331044402242 is an apocalyptic number.

331044402242 is a deficient number, since it is larger than the sum of its proper divisors (171504931534).

331044402242 is a wasteful number, since it uses less digits than its factorization.

331044402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994243472.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 331044402242 its reverse (242204440133), we get a palindrome (573248842375).

The spelling of 331044402242 in words is "three hundred thirty-one billion, forty-four million, four hundred two thousand, two hundred forty-two".