220202220101 has 8 divisors (see below), whose sum is σ = 223874955000. Its totient is φ = 216558750400.

The previous prime is 220202220097. The next prime is 220202220143. The reversal of 220202220101 is 101022202022.

It can be written as a sum of positive squares in 4 ways, for example, as 113080203076 + 107122017025 = 336274^2 + 327295^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 220202220101 - 2² = 220202220097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220202220001) 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 7 ways as a sum of consecutive naturals, for example, 7301126 + ... + 7331223.

It is an arithmetic number, because the mean of its divisors is an integer number (27984369375).

Almost surely, 2^220202220101 is an apocalyptic number.

It is an amenable number.

220202220101 is a deficient number, since it is larger than the sum of its proper divisors (3672734899).

220202220101 is a wasteful number, since it uses less digits than its factorization.

220202220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14632599.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220202220101 its reverse (101022202022), we get a palindrome (321224422123).

The spelling of 220202220101 in words is "two hundred twenty billion, two hundred two million, two hundred twenty thousand, one hundred one".