2102212202011 has 2 divisors, whose sum is σ = 2102212202012. Its totient is φ = 2102212202010.

The previous prime is 2102212201979. The next prime is 2102212202017. The reversal of 2102212202011 is 1102022122012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2102212202011 - 2⁵ = 2102212201979 is a prime.

It is a super-2 number, since 2×2102212202011² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2102212202017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051106101005 + 1051106101006.

It is an arithmetic number, because the mean of its divisors is an integer number (1051106101006).

Almost surely, 2^{2102212202011} is an apocalyptic number.

2102212202011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102212202011 is an equidigital number, since it uses as much as digits as its factorization.

2102212202011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2102212202011 its reverse (1102022122012), we get a palindrome (3204234324023).

The spelling of 2102212202011 in words is "two trillion, one hundred two billion, two hundred twelve million, two hundred two thousand, eleven".