312201222042341 has 4 divisors (see below), whose sum is σ = 312540940456800. Its totient is φ = 311861503627884.

The previous prime is 312201222042271. The next prime is 312201222042361. The reversal of 312201222042341 is 143240222102213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 312201222042341 - 2³⁸ = 311926344135397 is a prime.

It is a super-2 number, since 2×312201222042341² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312201222042361) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 169859205851 + ... + 169859207688.

It is an arithmetic number, because the mean of its divisors is an integer number (78135235114200).

Almost surely, 2^{312201222042341} is an apocalyptic number.

It is an amenable number.

312201222042341 is a deficient number, since it is larger than the sum of its proper divisors (339718414459).

312201222042341 is an equidigital number, since it uses as much as digits as its factorization.

312201222042341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339718414458.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 312201222042341 its reverse (143240222102213), we get a palindrome (455441444144554).

The spelling of 312201222042341 in words is "three hundred twelve trillion, two hundred one billion, two hundred twenty-two million, forty-two thousand, three hundred forty-one".