100002122210220 has 96 divisors (see below), whose sum is σ = 280616446656000. Its totient is φ = 26609093766144.

The previous prime is 100002122210203. The next prime is 100002122210227. The reversal of 100002122210220 is 22012221200001.

It is a super-4 number, since 4×100002122210220⁴ (a number of 57 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100002122210220.

It is not an unprimeable number, because it can be changed into a prime (100002122210227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 953720356 + ... + 953825204.

It is an arithmetic number, because the mean of its divisors is an integer number (2923087986000).

Almost surely, 2^{100002122210220} is an apocalyptic number.

100002122210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100002122210220 is an abundant number, since it is smaller than the sum of its proper divisors (180614324445780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100002122210220 is a wasteful number, since it uses less digits than its factorization.

100002122210220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139367 (or 139365 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100002122210220 its reverse (22012221200001), we get a palindrome (122014343410221).

The spelling of 100002122210220 in words is "one hundred trillion, two billion, one hundred twenty-two million, two hundred ten thousand, two hundred twenty".