20122221201099 has 8 divisors (see below), whose sum is σ = 26829710011200. Its totient is φ = 13414773262536.

The previous prime is 20122221201037. The next prime is 20122221201109. The reversal of 20122221201099 is 99010212222102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20122221201099 - 2¹⁵ = 20122221168331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20122221203099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9050049 + ... + 11052050.

It is an arithmetic number, because the mean of its divisors is an integer number (3353713751400).

Almost surely, 2^{20122221201099} is an apocalyptic number.

20122221201099 is a deficient number, since it is larger than the sum of its proper divisors (6707488810101).

20122221201099 is a wasteful number, since it uses less digits than its factorization.

20122221201099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20435769.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 20122221201099 in words is "twenty trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred one thousand, ninety-nine".