1214444221516 has 12 divisors (see below), whose sum is σ = 2129052307032. Its totient is φ = 606143562368.

The previous prime is 1214444221493. The next prime is 1214444221567. The reversal of 1214444221516 is 6151224444121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269634565 + ... + 269639068.

It is an arithmetic number, because the mean of its divisors is an integer number (177421025586).

Almost surely, 2^{1214444221516} is an apocalyptic number.

It is an amenable number.

1214444221516 is a deficient number, since it is larger than the sum of its proper divisors (914608085516).

1214444221516 is a wasteful number, since it uses less digits than its factorization.

1214444221516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539274200 (or 539274198 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

Adding to 1214444221516 its reverse (6151224444121), we get a palindrome (7365668665637).

The spelling of 1214444221516 in words is "one trillion, two hundred fourteen billion, four hundred forty-four million, two hundred twenty-one thousand, five hundred sixteen".