312441021044243 has 32 divisors (see below), whose sum is σ = 388130946846720. Its totient is φ = 244900117699200.

The previous prime is 312441021044239. The next prime is 312441021044287. The reversal of 312441021044243 is 342440120144213.

It is a cyclic number.

It is not a de Polignac number, because 312441021044243 - 2² = 312441021044239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312441020044243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61546046 + ... + 66428892.

It is an arithmetic number, because the mean of its divisors is an integer number (12129092088960).

Almost surely, 2^{312441021044243} is an apocalyptic number.

312441021044243 is a deficient number, since it is larger than the sum of its proper divisors (75689925802477).

312441021044243 is a wasteful number, since it uses less digits than its factorization.

312441021044243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4889427.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 312441021044243 its reverse (342440120144213), we get a palindrome (654881141188456).

The spelling of 312441021044243 in words is "three hundred twelve trillion, four hundred forty-one billion, twenty-one million, forty-four thousand, two hundred forty-three".