22001201110111 has 2 divisors, whose sum is σ = 22001201110112. Its totient is φ = 22001201110110.

The previous prime is 22001201110103. The next prime is 22001201110123. The reversal of 22001201110111 is 11101110210022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22001201110111 - 2³ = 22001201110103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22001201110091 and 22001201110100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22001201110151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000600555055 + 11000600555056.

It is an arithmetic number, because the mean of its divisors is an integer number (11000600555056).

Almost surely, 2^{22001201110111} is an apocalyptic number.

22001201110111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001201110111 is an equidigital number, since it uses as much as digits as its factorization.

22001201110111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 22001201110111 its reverse (11101110210022), we get a palindrome (33102311320133).

The spelling of 22001201110111 in words is "twenty-two trillion, one billion, two hundred one million, one hundred ten thousand, one hundred eleven".