220212122222211 has 8 divisors (see below), whose sum is σ = 335561329100544. Its totient is φ = 125835498412680.

The previous prime is 220212122222203. The next prime is 220212122222333. The reversal of 220212122222211 is 112222221212022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220212122222211 - 2³ = 220212122222203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220212122222201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5243145767175 + ... + 5243145767216.

It is an arithmetic number, because the mean of its divisors is an integer number (41945166137568).

Almost surely, 2^{220212122222211} is an apocalyptic number.

220212122222211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

220212122222211 is a deficient number, since it is larger than the sum of its proper divisors (115349206878333).

220212122222211 is a wasteful number, since it uses less digits than its factorization.

220212122222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10486291534401.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 220212122222211 its reverse (112222221212022), we get a palindrome (332434343434233).

The spelling of 220212122222211 in words is "two hundred twenty trillion, two hundred twelve billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred eleven".