100011211002200 has 96 divisors (see below), whose sum is σ = 233549151897600. Its totient is φ = 39828541522560.

The previous prime is 100011211002193. The next prime is 100011211002217. The reversal of 100011211002200 is 2200112110001.

It is a super-2 number, since 2×100011211002200² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 224580959 + ... + 225025841.

It is an arithmetic number, because the mean of its divisors is an integer number (2432803665600).

Almost surely, 2^{100011211002200} is an apocalyptic number.

100011211002200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100011211002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116774575948800).

100011211002200 is an abundant number, since it is smaller than the sum of its proper divisors (133537940895400).

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

100011211002200 is a wasteful number, since it uses less digits than its factorization.

100011211002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449841 (or 449832 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100011211002200 its reverse (2200112110001), we get a palindrome (102211323112201).

The spelling of 100011211002200 in words is "one hundred trillion, eleven billion, two hundred eleven million, two thousand, two hundred".