321211244411444 has 24 divisors (see below), whose sum is σ = 571397326315200. Its totient is φ = 157965662845760.

The previous prime is 321211244411429. The next prime is 321211244411489. The reversal of 321211244411444 is 444114442112123.

It is a junction number, because it is equal to n+sod(n) for n = 321211244411398 and 321211244411407.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1349553449 + ... + 1349791440.

It is an arithmetic number, because the mean of its divisors is an integer number (23808221929800).

Almost surely, 2^{321211244411444} is an apocalyptic number.

It is an amenable number.

321211244411444 is a deficient number, since it is larger than the sum of its proper divisors (250186081903756).

321211244411444 is a wasteful number, since it uses less digits than its factorization.

321211244411444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2699345383 (or 2699345381 counting only the distinct ones).

The product of its digits is 98304, while the sum is 38.

Adding to 321211244411444 its reverse (444114442112123), we get a palindrome (765325686523567).

The spelling of 321211244411444 in words is "three hundred twenty-one trillion, two hundred eleven billion, two hundred forty-four million, four hundred eleven thousand, four hundred forty-four".