331012442041402 has 64 divisors (see below), whose sum is σ = 550706341086720. Its totient is φ = 147967140859200.

The previous prime is 331012442041399. The next prime is 331012442041439. The reversal of 331012442041402 is 204140244210133.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3759880128 + ... + 3759968164.

It is an arithmetic number, because the mean of its divisors is an integer number (8604786579480).

Almost surely, 2^{331012442041402} is an apocalyptic number.

331012442041402 is a deficient number, since it is larger than the sum of its proper divisors (219693899045318).

331012442041402 is a wasteful number, since it uses less digits than its factorization.

331012442041402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99787.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 331012442041402 its reverse (204140244210133), we get a palindrome (535152686251535).

The spelling of 331012442041402 in words is "three hundred thirty-one trillion, twelve billion, four hundred forty-two million, forty-one thousand, four hundred two".