20220021100099 has 2 divisors, whose sum is σ = 20220021100100. Its totient is φ = 20220021100098.

The previous prime is 20220021100091. The next prime is 20220021100121. The reversal of 20220021100099 is 99000112002202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20220021100099 - 2³ = 20220021100091 is a prime.

It is not a weakly prime, because it can be changed into another prime (20220021100091) 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, 10110010550049 + 10110010550050.

It is an arithmetic number, because the mean of its divisors is an integer number (10110010550050).

Almost surely, 2^{20220021100099} is an apocalyptic number.

20220021100099 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220021100099 is an equidigital number, since it uses as much as digits as its factorization.

20220021100099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 20220021100099 in words is "twenty trillion, two hundred twenty billion, twenty-one million, one hundred thousand, ninety-nine".