1001200222223 has 4 divisors (see below), whose sum is σ = 1060094352960. Its totient is φ = 942306091488.

The previous prime is 1001200222193. The next prime is 1001200222237. The reversal of 1001200222223 is 3222220021001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1001200222223 - 2⁶ = 1001200222159 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 58894130719 = 1001200222223 / (1 + 0 + 0 + 1 + 2 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001200222273) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 29447065343 + ... + 29447065376.

It is an arithmetic number, because the mean of its divisors is an integer number (265023588240).

Almost surely, 2^{1001200222223} is an apocalyptic number.

1001200222223 is a deficient number, since it is larger than the sum of its proper divisors (58894130737).

1001200222223 is an equidigital number, since it uses as much as digits as its factorization.

1001200222223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58894130736.

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

Adding to 1001200222223 its reverse (3222220021001), we get a palindrome (4223420243224).

The spelling of 1001200222223 in words is "one trillion, one billion, two hundred million, two hundred twenty-two thousand, two hundred twenty-three".