211120210099 has 2 divisors, whose sum is σ = 211120210100. Its totient is φ = 211120210098.

The previous prime is 211120210073. The next prime is 211120210121. The reversal of 211120210099 is 990012021112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211120210099 - 2¹³ = 211120201907 is a prime.

It is a super-2 number, since 2×211120210099² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211120210069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560105049 + 105560105050.

It is an arithmetic number, because the mean of its divisors is an integer number (105560105050).

Almost surely, 2^211120210099 is an apocalyptic number.

211120210099 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120210099 is an equidigital number, since it uses as much as digits as its factorization.

211120210099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 211120210099 in words is "two hundred eleven billion, one hundred twenty million, two hundred ten thousand, ninety-nine".