22212111002011 has 16 divisors (see below), whose sum is σ = 26147648885248. Its totient is φ = 18473032368000.

The previous prime is 22212111001937. The next prime is 22212111002051. The reversal of 22212111002011 is 11020011121222.

It is not a de Polignac number, because 22212111002011 - 2²⁵ = 22212077447579 is a prime.

It is a super-2 number, since 2×22212111002011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212111002051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244306830 + ... + 244397731.

It is an arithmetic number, because the mean of its divisors is an integer number (1634228055328).

Almost surely, 2^{22212111002011} is an apocalyptic number.

22212111002011 is a deficient number, since it is larger than the sum of its proper divisors (3935537883237).

22212111002011 is a wasteful number, since it uses less digits than its factorization.

22212111002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488704762.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22212111002011 its reverse (11020011121222), we get a palindrome (33232122123233).

The spelling of 22212111002011 in words is "twenty-two trillion, two hundred twelve billion, one hundred eleven million, two thousand, eleven".