10020012011 has 2 divisors, whose sum is σ = 10020012012. Its totient is φ = 10020012010.

The previous prime is 10020011993. The next prime is 10020012061. The reversal of 10020012011 is 11021002001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10020012011 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10020012011.

It is not a weakly prime, because it can be changed into another prime (10020012061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010006005 + 5010006006.

It is an arithmetic number, because the mean of its divisors is an integer number (5010006006).

Almost surely, 2^10020012011 is an apocalyptic number.

10020012011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020012011 is an equidigital number, since it uses as much as digits as its factorization.

10020012011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10020012011 its reverse (11021002001), we get a palindrome (21041014012).

It can be divided in two parts, 100200 and 12011, that added together give a palindrome (112211).

The spelling of 10020012011 in words is "ten billion, twenty million, twelve thousand, eleven".