20022010202111 has 2 divisors, whose sum is σ = 20022010202112. Its totient is φ = 20022010202110.

The previous prime is 20022010202093. The next prime is 20022010202137. The reversal of 20022010202111 is 11120201022002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20022010202111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20022010204111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011005101055 + 10011005101056.

It is an arithmetic number, because the mean of its divisors is an integer number (10011005101056).

Almost surely, 2^{20022010202111} is an apocalyptic number.

20022010202111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022010202111 is an equidigital number, since it uses as much as digits as its factorization.

20022010202111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20022010202111 its reverse (11120201022002), we get a palindrome (31142211224113).

The spelling of 20022010202111 in words is "twenty trillion, twenty-two billion, ten million, two hundred two thousand, one hundred eleven".