202020110112011 has 2 divisors, whose sum is σ = 202020110112012. Its totient is φ = 202020110112010.

The previous prime is 202020110111977. The next prime is 202020110112049. The reversal of 202020110112011 is 110211011020202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202020110112011 - 2¹⁸ = 202020109849867 is a prime.

It is not a weakly prime, because it can be changed into another prime (202020110112091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101010055056005 + 101010055056006.

It is an arithmetic number, because the mean of its divisors is an integer number (101010055056006).

Almost surely, 2^{202020110112011} is an apocalyptic number.

202020110112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

202020110112011 is an equidigital number, since it uses as much as digits as its factorization.

202020110112011 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 14.

Adding to 202020110112011 its reverse (110211011020202), we get a palindrome (312231121132213).

The spelling of 202020110112011 in words is "two hundred two trillion, twenty billion, one hundred ten million, one hundred twelve thousand, eleven".