100101200022220 has 48 divisors (see below), whose sum is σ = 222578963183808. Its totient is φ = 37684988211200.

The previous prime is 100101200022211. The next prime is 100101200022227. The reversal of 100101200022220 is 22220002101001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100101200022220.

It is not an unprimeable number, because it can be changed into a prime (100101200022227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95642745 + ... + 96683695.

It is an arithmetic number, because the mean of its divisors is an integer number (4637061732996).

Almost surely, 2^{100101200022220} is an apocalyptic number.

100101200022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100101200022220 is an abundant number, since it is smaller than the sum of its proper divisors (122477763161588).

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

100101200022220 is a wasteful number, since it uses less digits than its factorization.

100101200022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323810 (or 1323808 counting only the distinct ones).

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

Adding to 100101200022220 its reverse (22220002101001), we get a palindrome (122321202123221).

The spelling of 100101200022220 in words is "one hundred trillion, one hundred one billion, two hundred million, twenty-two thousand, two hundred twenty".