2220222001211 has 4 divisors (see below), whose sum is σ = 2316753392592. Its totient is φ = 2123690609832.

The previous prime is 2220222001199. The next prime is 2220222001297. The reversal of 2220222001211 is 1121002220222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2220222001211 - 2¹⁸ = 2220221739067 is a prime.

It is a super-2 number, since 2×2220222001211² (a number of 25 digits) contains 22 as substring.

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 2220222001211.

It is not an unprimeable number, because it can be changed into a prime (2220222003211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48265695656 + ... + 48265695701.

It is an arithmetic number, because the mean of its divisors is an integer number (579188348148).

Almost surely, 2^{2220222001211} is an apocalyptic number.

2220222001211 is a deficient number, since it is larger than the sum of its proper divisors (96531391381).

2220222001211 is an equidigital number, since it uses as much as digits as its factorization.

2220222001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96531391380.

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

Adding to 2220222001211 its reverse (1121002220222), we get a palindrome (3341224221433).

The spelling of 2220222001211 in words is "two trillion, two hundred twenty billion, two hundred twenty-two million, one thousand, two hundred eleven".