20022200222001 has 16 divisors (see below), whose sum is σ = 26859260335488. Its totient is φ = 13266655459200.

The previous prime is 20022200221993. The next prime is 20022200222009. The reversal of 20022200222001 is 10022200222002.

It is an interprime number because it is at equal distance from previous prime (20022200221993) and next prime (20022200222009).

It is not a de Polignac number, because 20022200222001 - 2³ = 20022200221993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20022200222009) 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 15 ways as a sum of consecutive naturals, for example, 1970421 + ... + 6627741.

It is an arithmetic number, because the mean of its divisors is an integer number (1678703770968).

Almost surely, 2^{20022200222001} is an apocalyptic number.

It is an amenable number.

20022200222001 is a deficient number, since it is larger than the sum of its proper divisors (6837060113487).

20022200222001 is a wasteful number, since it uses less digits than its factorization.

20022200222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4666072.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20022200222001 its reverse (10022200222002), we get a palindrome (30044400444003).

Subtracting from 20022200222001 its reverse (10022200222002), we obtain a palindrome (9999999999999).

The spelling of 20022200222001 in words is "twenty trillion, twenty-two billion, two hundred million, two hundred twenty-two thousand, one".