1000222019984 has 80 divisors (see below), whose sum is σ = 2166041364480. Its totient is φ = 443481216000.

The previous prime is 1000222019969. The next prime is 1000222020001. The reversal of 1000222019984 is 4899102220001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72954122 + ... + 72967830.

It is an arithmetic number, because the mean of its divisors is an integer number (27075517056).

Almost surely, 2^{1000222019984} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000222019984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1083020682240).

1000222019984 is an abundant number, since it is smaller than the sum of its proper divisors (1165819344496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000222019984 is a wasteful number, since it uses less digits than its factorization.

1000222019984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23880 (or 23874 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

Adding to 1000222019984 its reverse (4899102220001), we get a palindrome (5899324239985).

The spelling of 1000222019984 in words is "one trillion, two hundred twenty-two million, nineteen thousand, nine hundred eighty-four".