1000222033312 has 24 divisors (see below), whose sum is σ = 1996922162592. Its totient is φ = 493067198400.

The previous prime is 1000222033273. The next prime is 1000222033319. The reversal of 1000222033312 is 2133302220001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000222033312.

It is not an unprimeable number, because it can be changed into a prime (1000222033319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220117014 + ... + 220121557.

It is an arithmetic number, because the mean of its divisors is an integer number (83205090108).

Almost surely, 2^{1000222033312} is an apocalyptic number.

It is an amenable number.

1000222033312 is a deficient number, since it is larger than the sum of its proper divisors (996700129280).

1000222033312 is an equidigital number, since it uses as much as digits as its factorization.

1000222033312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440238652 (or 440238644 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1000222033312 its reverse (2133302220001), we get a palindrome (3133524253313).

The spelling of 1000222033312 in words is "one trillion, two hundred twenty-two million, thirty-three thousand, three hundred twelve".