12220000222211 has 8 divisors (see below), whose sum is σ = 12939530631984. Its totient is φ = 11500548353280.

The previous prime is 12220000222123. The next prime is 12220000222223. The reversal of 12220000222211 is 11222200002221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12220000222211 - 2¹⁴ = 12220000205827 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12220000222211.

It is not an unprimeable number, because it can be changed into a prime (12220000222811) 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, 19314725 + ... + 19937366.

It is an arithmetic number, because the mean of its divisors is an integer number (1617441328998).

Almost surely, 2^{12220000222211} is an apocalyptic number.

12220000222211 is a deficient number, since it is larger than the sum of its proper divisors (719530409773).

12220000222211 is a wasteful number, since it uses less digits than its factorization.

12220000222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39270421.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12220000222211 its reverse (11222200002221), we get a palindrome (23442200224432).

The spelling of 12220000222211 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-two thousand, two hundred eleven".