100002211212020 has 48 divisors (see below), whose sum is σ = 226160057797968. Its totient is φ = 36923695672320.

The previous prime is 100002211211977. The next prime is 100002211212031. The reversal of 100002211212020 is 20212112200001.

It can be written as a sum of positive squares in 8 ways, for example, as 2206448809744 + 97795762402276 = 1485412^2 + 9889174^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100002211211986 and 100002211212004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53081642 + ... + 54933278.

It is an arithmetic number, because the mean of its divisors is an integer number (4711667870791).

Almost surely, 2^{100002211212020} is an apocalyptic number.

100002211212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100002211212020 is an abundant number, since it is smaller than the sum of its proper divisors (126157846585948).

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

100002211212020 is a wasteful number, since it uses less digits than its factorization.

100002211212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059380 (or 2059378 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100002211212020 its reverse (20212112200001), we get a palindrome (120214323412021).

The spelling of 100002211212020 in words is "one hundred trillion, two billion, two hundred eleven million, two hundred twelve thousand, twenty".