100220052221 has 8 divisors (see below), whose sum is σ = 101153604480. Its totient is φ = 99287318592.

The previous prime is 100220052211. The next prime is 100220052307. The reversal of 100220052221 is 122250022001.

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 100220052221 - 2⁶ = 100220052157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100220052221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220052211) 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, 42716 + ... + 449738.

It is an arithmetic number, because the mean of its divisors is an integer number (12644200560).

Almost surely, 2^100220052221 is an apocalyptic number.

It is an amenable number.

100220052221 is a deficient number, since it is larger than the sum of its proper divisors (933552259).

100220052221 is a wasteful number, since it uses less digits than its factorization.

100220052221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409315.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 100220052221 its reverse (122250022001), we get a palindrome (222470074222).

The spelling of 100220052221 in words is "one hundred billion, two hundred twenty million, fifty-two thousand, two hundred twenty-one".