312141132402442 has 16 divisors (see below), whose sum is σ = 544168560121920. Its totient is φ = 131507402028768.

The previous prime is 312141132402413. The next prime is 312141132402443. The reversal of 312141132402442 is 244204231141213.

It is a junction number, because it is equal to n+sod(n) for n = 312141132402398 and 312141132402407.

It is not an unprimeable number, because it can be changed into a prime (312141132402443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188947415883 + ... + 188947417534.

It is an arithmetic number, because the mean of its divisors is an integer number (34010535007620).

Almost surely, 2^{312141132402442} is an apocalyptic number.

312141132402442 is a deficient number, since it is larger than the sum of its proper divisors (232027427719478).

312141132402442 is a wasteful number, since it uses less digits than its factorization.

312141132402442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377894833485.

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 312141132402442 its reverse (244204231141213), we get a palindrome (556345363543655).

The spelling of 312141132402442 in words is "three hundred twelve trillion, one hundred forty-one billion, one hundred thirty-two million, four hundred two thousand, four hundred forty-two".