22022220002111 has 4 divisors (see below), whose sum is σ = 25168251430992. Its totient is φ = 18876188573232.

The previous prime is 22022220002077. The next prime is 22022220002147. The reversal of 22022220002111 is 11120002222022.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22022220002111 is a prime.

It is a super-3 number, since 3×22022220002111³ (a number of 41 digits) contains 333 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 22022220002111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022220002411) 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, 1573015714430 + ... + 1573015714443.

It is an arithmetic number, because the mean of its divisors is an integer number (6292062857748).

Almost surely, 2^{22022220002111} is an apocalyptic number.

22022220002111 is a deficient number, since it is larger than the sum of its proper divisors (3146031428881).

22022220002111 is an equidigital number, since it uses as much as digits as its factorization.

22022220002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3146031428880.

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

Adding to 22022220002111 its reverse (11120002222022), we get a palindrome (33142222224133).

The spelling of 22022220002111 in words is "twenty-two trillion, twenty-two billion, two hundred twenty million, two thousand, one hundred eleven".