1000222202320 has 160 divisors (see below), whose sum is σ = 2671520797440. Its totient is φ = 344710840320.

The previous prime is 1000222202299. The next prime is 1000222202341. The reversal of 1000222202320 is 232022220001.

1000222202320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1000222202299) and next prime (1000222202341).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1000222202294 and 1000222202303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1979472 + ... + 2432848.

It is an arithmetic number, because the mean of its divisors is an integer number (16697004984).

Almost surely, 2^{1000222202320} is an apocalyptic number.

1000222202320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000222202320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1335760398720).

1000222202320 is an abundant number, since it is smaller than the sum of its proper divisors (1671298595120).

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

1000222202320 is a wasteful number, since it uses less digits than its factorization.

1000222202320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453533 (or 453527 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 1000222202320 its reverse (232022220001), we get a palindrome (1232244422321).

The spelling of 1000222202320 in words is "one trillion, two hundred twenty-two million, two hundred two thousand, three hundred twenty".