220001020099 has 32 divisors (see below), whose sum is σ = 264000844800. Its totient is φ = 179388518400.

The previous prime is 220001020087. The next prime is 220001020123. The reversal of 220001020099 is 990020100022.

It is not a de Polignac number, because 220001020099 - 2⁵ = 220001020067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220001020009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7377379 + ... + 7407139.

It is an arithmetic number, because the mean of its divisors is an integer number (8250026400).

Almost surely, 2^220001020099 is an apocalyptic number.

220001020099 is a deficient number, since it is larger than the sum of its proper divisors (43999824701).

220001020099 is a wasteful number, since it uses less digits than its factorization.

220001020099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30451.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 220001020099 in words is "two hundred twenty billion, one million, twenty thousand, ninety-nine".