22120001020111 has 2 divisors, whose sum is σ = 22120001020112. Its totient is φ = 22120001020110.

The previous prime is 22120001020097. The next prime is 22120001020181. The reversal of 22120001020111 is 11102010002122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22120001020111 - 2³⁷ = 21982562066639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22120001020091 and 22120001020100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120001020181) 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 as a sum of consecutive naturals, namely, 11060000510055 + 11060000510056.

It is an arithmetic number, because the mean of its divisors is an integer number (11060000510056).

Almost surely, 2^{22120001020111} is an apocalyptic number.

22120001020111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120001020111 is an equidigital number, since it uses as much as digits as its factorization.

22120001020111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22120001020111 its reverse (11102010002122), we get a palindrome (33222011022233).

The spelling of 22120001020111 in words is "twenty-two trillion, one hundred twenty billion, one million, twenty thousand, one hundred eleven".