1000222012304 has 20 divisors (see below), whose sum is σ = 1940175749376. Its totient is φ = 499531496352.

The previous prime is 1000222012249. The next prime is 1000222012313. The reversal of 1000222012304 is 4032102220001.

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, 36205124 + ... + 36232739.

Almost surely, 2^{1000222012304} is an apocalyptic number.

It is an amenable number.

1000222012304 is a deficient number, since it is larger than the sum of its proper divisors (939953737072).

1000222012304 is an equidigital number, since it uses as much as digits as its factorization.

1000222012304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72438734 (or 72438728 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 1000222012304 its sum of digits (17), we get a square (1000222012321 = 1000111²).

Adding to 1000222012304 its reverse (4032102220001), we get a palindrome (5032324232305).

The spelling of 1000222012304 in words is "one trillion, two hundred twenty-two million, twelve thousand, three hundred four".