22020010121111 has 2 divisors, whose sum is σ = 22020010121112. Its totient is φ = 22020010121110.

The previous prime is 22020010121107. The next prime is 22020010121113. The reversal of 22020010121111 is 11112101002022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22020010121111 - 2² = 22020010121107 is a prime.

Together with 22020010121113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22020010121113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010005060555 + 11010005060556.

It is an arithmetic number, because the mean of its divisors is an integer number (11010005060556).

Almost surely, 2^{22020010121111} is an apocalyptic number.

22020010121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020010121111 is an equidigital number, since it uses as much as digits as its factorization.

22020010121111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22020010121111 its reverse (11112101002022), we get a palindrome (33132111123133).

The spelling of 22020010121111 in words is "twenty-two trillion, twenty billion, ten million, one hundred twenty-one thousand, one hundred eleven".