220222110001001 has 4 divisors (see below), whose sum is σ = 222875388434832. Its totient is φ = 217568831567172.

The previous prime is 220222110000967. The next prime is 220222110001007. The reversal of 220222110001001 is 100100011222022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220222110001001 - 2³⁴ = 220204930131817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220222110001007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326639216791 + ... + 1326639216956.

It is an arithmetic number, because the mean of its divisors is an integer number (55718847108708).

Almost surely, 2^{220222110001001} is an apocalyptic number.

It is an amenable number.

220222110001001 is a deficient number, since it is larger than the sum of its proper divisors (2653278433831).

220222110001001 is an equidigital number, since it uses as much as digits as its factorization.

220222110001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653278433830.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220222110001001 its reverse (100100011222022), we get a palindrome (320322121223023).

The spelling of 220222110001001 in words is "two hundred twenty trillion, two hundred twenty-two billion, one hundred ten million, one thousand, one".