20222020012111 has 2 divisors, whose sum is σ = 20222020012112. Its totient is φ = 20222020012110.

The previous prime is 20222020012081. The next prime is 20222020012123. The reversal of 20222020012111 is 11121002022202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20222020012111 - 2³⁵ = 20187660273743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222020012211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111010006055 + 10111010006056.

It is an arithmetic number, because the mean of its divisors is an integer number (10111010006056).

Almost surely, 2^{20222020012111} is an apocalyptic number.

20222020012111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222020012111 is an equidigital number, since it uses as much as digits as its factorization.

20222020012111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20222020012111 its reverse (11121002022202), we get a palindrome (31343022034313).

The spelling of 20222020012111 in words is "twenty trillion, two hundred twenty-two billion, twenty million, twelve thousand, one hundred eleven".