20002222100211 has 32 divisors (see below), whose sum is σ = 30514537757760. Its totient is φ = 11563403733504.

The previous prime is 20002222100209. The next prime is 20002222100213. The reversal of 20002222100211 is 11200122220002.

It is an interprime number because it is at equal distance from previous prime (20002222100209) and next prime (20002222100213).

It is not a de Polignac number, because 20002222100211 - 2¹ = 20002222100209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20002222100213) 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 31 ways as a sum of consecutive naturals, for example, 238950460 + ... + 239034153.

It is an arithmetic number, because the mean of its divisors is an integer number (953579304930).

Almost surely, 2^{20002222100211} is an apocalyptic number.

20002222100211 is a deficient number, since it is larger than the sum of its proper divisors (10512315657549).

20002222100211 is a wasteful number, since it uses less digits than its factorization.

20002222100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477984695.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20002222100211 its reverse (11200122220002), we get a palindrome (31202344320213).

The spelling of 20002222100211 in words is "twenty trillion, two billion, two hundred twenty-two million, one hundred thousand, two hundred eleven".