2100210012011 has 2 divisors, whose sum is σ = 2100210012012. Its totient is φ = 2100210012010.

The previous prime is 2100210011989. The next prime is 2100210012037. The reversal of 2100210012011 is 1102100120012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2100210012011 - 2¹⁴ = 2100209995627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2100210011983 and 2100210012001.

It is not a weakly prime, because it can be changed into another prime (2100210012611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050105006005 + 1050105006006.

It is an arithmetic number, because the mean of its divisors is an integer number (1050105006006).

Almost surely, 2^{2100210012011} is an apocalyptic number.

2100210012011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100210012011 is an equidigital number, since it uses as much as digits as its factorization.

2100210012011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2100210012011 its reverse (1102100120012), we get a palindrome (3202310132023).

The spelling of 2100210012011 in words is "two trillion, one hundred billion, two hundred ten million, twelve thousand, eleven".