331134111020442 has 8 divisors (see below), whose sum is σ = 662268222040896. Its totient is φ = 110378037006812.

The previous prime is 331134111020423. The next prime is 331134111020483. The reversal of 331134111020442 is 244020111431133.

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

331134111020442 is an admirable number.

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, 27594509251698 + ... + 27594509251709.

It is an arithmetic number, because the mean of its divisors is an integer number (82783527755112).

Almost surely, 2^{331134111020442} is an apocalyptic number.

331134111020442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

331134111020442 is a wasteful number, since it uses less digits than its factorization.

331134111020442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55189018503412.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 331134111020442 its reverse (244020111431133), we get a palindrome (575154222451575).

The spelling of 331134111020442 in words is "three hundred thirty-one trillion, one hundred thirty-four billion, one hundred eleven million, twenty thousand, four hundred forty-two".