312244441322 has 64 divisors (see below), whose sum is σ = 526928416128. Its totient is φ = 137577600000.

The previous prime is 312244441307. The next prime is 312244441331. The reversal of 312244441322 is 223144442213.

It is a happy number.

It is a super-2 number, since 2×312244441322² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22215197 + ... + 22229247.

It is an arithmetic number, because the mean of its divisors is an integer number (8233256502).

Almost surely, 2^312244441322 is an apocalyptic number.

312244441322 is a deficient number, since it is larger than the sum of its proper divisors (214683974806).

312244441322 is a wasteful number, since it uses less digits than its factorization.

312244441322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14375.

The product of its digits is 36864, while the sum is 32.

Adding to 312244441322 its reverse (223144442213), we get a palindrome (535388883535).

It can be divided in two parts, 3122 and 44441322, that added together give a palindrome (44444444).

The spelling of 312244441322 in words is "three hundred twelve billion, two hundred forty-four million, four hundred forty-one thousand, three hundred twenty-two".