221010001111099 has 2 divisors, whose sum is σ = 221010001111100. Its totient is φ = 221010001111098.

The previous prime is 221010001111091. The next prime is 221010001111121. The reversal of 221010001111099 is 990111100010122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221010001111099 - 2³ = 221010001111091 is a prime.

It is a super-2 number, since 2×221010001111099² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (221010001111091) 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, 110505000555549 + 110505000555550.

It is an arithmetic number, because the mean of its divisors is an integer number (110505000555550).

Almost surely, 2^{221010001111099} is an apocalyptic number.

221010001111099 is a deficient number, since it is larger than the sum of its proper divisors (1).

221010001111099 is an equidigital number, since it uses as much as digits as its factorization.

221010001111099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 28.

The spelling of 221010001111099 in words is "two hundred twenty-one trillion, ten billion, one million, one hundred eleven thousand, ninety-nine".