220010020202101 has 6 divisors (see below), whose sum is σ = 232198940989302. Its totient is φ = 208430545454280.

The previous prime is 220010020202083. The next prime is 220010020202107. The reversal of 220010020202101 is 101202020010022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 179265722670225 + 40744297531876 = 13389015^2 + 6383126^2 .

It is not a de Polignac number, because 220010020202101 - 2²⁷ = 220009885984373 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 (220010020202107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 304723019310 + ... + 304723020031.

It is an arithmetic number, because the mean of its divisors is an integer number (38699823498217).

Almost surely, 2^{220010020202101} is an apocalyptic number.

It is an amenable number.

220010020202101 is a deficient number, since it is larger than the sum of its proper divisors (12188920787201).

220010020202101 is an equidigital number, since it uses as much as digits as its factorization.

220010020202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609446039379 (or 609446039360 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220010020202101 its reverse (101202020010022), we get a palindrome (321212040212123).

The spelling of 220010020202101 in words is "two hundred twenty trillion, ten billion, twenty million, two hundred two thousand, one hundred one".