210120212202011 has 2 divisors, whose sum is σ = 210120212202012. Its totient is φ = 210120212202010.

The previous prime is 210120212201989. The next prime is 210120212202029. The reversal of 210120212202011 is 110202212021012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210120212202011 - 2²² = 210120208007707 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (210120212402011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105060106101005 + 105060106101006.

It is an arithmetic number, because the mean of its divisors is an integer number (105060106101006).

Almost surely, 2^{210120212202011} is an apocalyptic number.

210120212202011 is a deficient number, since it is larger than the sum of its proper divisors (1).

210120212202011 is an equidigital number, since it uses as much as digits as its factorization.

210120212202011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210120212202011 its reverse (110202212021012), we get a palindrome (320322424223023).

The spelling of 210120212202011 in words is "two hundred ten trillion, one hundred twenty billion, two hundred twelve million, two hundred two thousand, eleven".