100221202212011 has 2 divisors, whose sum is σ = 100221202212012. Its totient is φ = 100221202212010.

The previous prime is 100221202212007. The next prime is 100221202212029. The reversal of 100221202212011 is 110212202122001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100221202212011 - 2² = 100221202212007 is a prime.

It is not a weakly prime, because it can be changed into another prime (100221202212041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110601106005 + 50110601106006.

It is an arithmetic number, because the mean of its divisors is an integer number (50110601106006).

Almost surely, 2^{100221202212011} is an apocalyptic number.

100221202212011 is a deficient number, since it is larger than the sum of its proper divisors (1).

100221202212011 is an equidigital number, since it uses as much as digits as its factorization.

100221202212011 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 100221202212011 its reverse (110212202122001), we get a palindrome (210433404334012).

The spelling of 100221202212011 in words is "one hundred trillion, two hundred twenty-one billion, two hundred two million, two hundred twelve thousand, eleven".