100211121220099 has 2 divisors, whose sum is σ = 100211121220100. Its totient is φ = 100211121220098.

The previous prime is 100211121220061. The next prime is 100211121220159. The reversal of 100211121220099 is 990022121112001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100211121220099 - 2¹³ = 100211121211907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100211121220099.

It is not a weakly prime, because it can be changed into another prime (100211121220039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50105560610049 + 50105560610050.

It is an arithmetic number, because the mean of its divisors is an integer number (50105560610050).

Almost surely, 2^{100211121220099} is an apocalyptic number.

100211121220099 is a deficient number, since it is larger than the sum of its proper divisors (1).

100211121220099 is an equidigital number, since it uses as much as digits as its factorization.

100211121220099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 100211121220099 in words is "one hundred trillion, two hundred eleven billion, one hundred twenty-one million, two hundred twenty thousand, ninety-nine".