22121111000211 has 8 divisors (see below), whose sum is σ = 29765409297360. Its totient is φ = 14612110018272.

The previous prime is 22121111000201. The next prime is 22121111000269. The reversal of 22121111000211 is 11200011112122.

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 22121111000211 - 2⁵ = 22121111000179 is a prime.

It is a super-2 number, since 2×22121111000211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22121111000201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33824328420 + ... + 33824329073.

It is an arithmetic number, because the mean of its divisors is an integer number (3720676162170).

Almost surely, 2^{22121111000211} is an apocalyptic number.

22121111000211 is a deficient number, since it is larger than the sum of its proper divisors (7644298297149).

22121111000211 is a wasteful number, since it uses less digits than its factorization.

22121111000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67648657605.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22121111000211 its reverse (11200011112122), we get a palindrome (33321122112333).

The spelling of 22121111000211 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred eleven million, two hundred eleven", and thus it is an aban number.