220202121112101 has 8 divisors (see below), whose sum is σ = 326225364610560. Its totient is φ = 146801414074716.

The previous prime is 220202121112079. The next prime is 220202121112111. The reversal of 220202121112101 is 101211121202022.

220202121112101 is a `hidden beast` number, since 220 + 2 + 0 + 21 + 211 + 1 + 210 + 1 = 666.

It is not a de Polignac number, because 220202121112101 - 2³⁰ = 220201047370277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220202121112111) 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, 4077817057605 + ... + 4077817057658.

It is an arithmetic number, because the mean of its divisors is an integer number (40778170576320).

Almost surely, 2^{220202121112101} is an apocalyptic number.

It is an amenable number.

220202121112101 is a deficient number, since it is larger than the sum of its proper divisors (106023243498459).

220202121112101 is an equidigital number, since it uses as much as digits as its factorization.

220202121112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8155634115272 (or 8155634115266 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 220202121112101 its reverse (101211121202022), we get a palindrome (321413242314123).

The spelling of 220202121112101 in words is "two hundred twenty trillion, two hundred two billion, one hundred twenty-one million, one hundred twelve thousand, one hundred one".