120021211001099 has 2 divisors, whose sum is σ = 120021211001100. Its totient is φ = 120021211001098.

The previous prime is 120021211001071. The next prime is 120021211001119. The reversal of 120021211001099 is 990100112120021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120021211001099 - 2⁸ = 120021211000843 is a prime.

It is not a weakly prime, because it can be changed into another prime (120021211009099) 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, 60010605500549 + 60010605500550.

It is an arithmetic number, because the mean of its divisors is an integer number (60010605500550).

Almost surely, 2^{120021211001099} is an apocalyptic number.

120021211001099 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021211001099 is an equidigital number, since it uses as much as digits as its factorization.

120021211001099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 120021211001099 in words is "one hundred twenty trillion, twenty-one billion, two hundred eleven million, one thousand, ninety-nine".