22010222002211 has 4 divisors (see below), whose sum is σ = 22275405399912. Its totient is φ = 21745038604512.

The previous prime is 22010222002159. The next prime is 22010222002231. The reversal of 22010222002211 is 11220022201022.

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 22010222002211 - 2¹⁴ = 22010221985827 is a prime.

It is a super-2 number, since 2×22010222002211² (a number of 27 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 22010222002211.

It is not an unprimeable number, because it can be changed into a prime (22010222002231) 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, 132591698726 + ... + 132591698891.

It is an arithmetic number, because the mean of its divisors is an integer number (5568851349978).

Almost surely, 2^{22010222002211} is an apocalyptic number.

22010222002211 is a deficient number, since it is larger than the sum of its proper divisors (265183397701).

22010222002211 is an equidigital number, since it uses as much as digits as its factorization.

22010222002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265183397700.

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

Adding to 22010222002211 its reverse (11220022201022), we get a palindrome (33230244203233).

The spelling of 22010222002211 in words is "twenty-two trillion, ten billion, two hundred twenty-two million, two thousand, two hundred eleven".