20020210020011 has 2 divisors, whose sum is σ = 20020210020012. Its totient is φ = 20020210020010.

The previous prime is 20020210019987. The next prime is 20020210020071. The reversal of 20020210020011 is 11002001202002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20020210020011 - 2⁶ = 20020210019947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20020210019974 and 20020210020001.

It is not a weakly prime, because it can be changed into another prime (20020210020071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010105010005 + 10010105010006.

It is an arithmetic number, because the mean of its divisors is an integer number (10010105010006).

Almost surely, 2^{20020210020011} is an apocalyptic number.

20020210020011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020210020011 is an equidigital number, since it uses as much as digits as its factorization.

20020210020011 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 11.

Adding to 20020210020011 its reverse (11002001202002), we get a palindrome (31022211222013).

The spelling of 20020210020011 in words is "twenty trillion, twenty billion, two hundred ten million, twenty thousand, eleven".