100002220101 has 12 divisors (see below), whose sum is σ = 165083030112. Its totient is φ = 57144125736.

The previous prime is 100002220057. The next prime is 100002220177. The reversal of 100002220101 is 101022200001.

It is not a de Polignac number, because 100002220101 - 2⁷ = 100002219973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100002220601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 793668351 + ... + 793668476.

It is an arithmetic number, because the mean of its divisors is an integer number (13756919176).

Almost surely, 2^100002220101 is an apocalyptic number.

It is an amenable number.

100002220101 is a deficient number, since it is larger than the sum of its proper divisors (65080810011).

100002220101 is a wasteful number, since it uses less digits than its factorization.

100002220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587336840 (or 1587336837 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100002220101 its reverse (101022200001), we get a palindrome (201024420102).

The spelling of 100002220101 in words is "one hundred billion, two million, two hundred twenty thousand, one hundred one".