22010221121111 has 2 divisors, whose sum is σ = 22010221121112. Its totient is φ = 22010221121110.

The previous prime is 22010221121071. The next prime is 22010221121117. The reversal of 22010221121111 is 11112112201022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22010221121111 - 2²² = 22010216926807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22010221121111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22010221121117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005110560555 + 11005110560556.

It is an arithmetic number, because the mean of its divisors is an integer number (11005110560556).

Almost surely, 2^{22010221121111} is an apocalyptic number.

22010221121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010221121111 is an equidigital number, since it uses as much as digits as its factorization.

22010221121111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22010221121111 its reverse (11112112201022), we get a palindrome (33122333322133).

The spelling of 22010221121111 in words is "twenty-two trillion, ten billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred eleven".