2102221100112 has 80 divisors (see below), whose sum is σ = 6207314706432. Its totient is φ = 600561325440.

The previous prime is 2102221100107. The next prime is 2102221100123. The reversal of 2102221100112 is 2110011222012.

It is a super-3 number, since 3×2102221100112³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2102221100091 and 2102221100100.

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, 2406937 + ... + 3161927.

Almost surely, 2^{2102221100112} is an apocalyptic number.

It is an amenable number.

2102221100112 is an abundant number, since it is smaller than the sum of its proper divisors (4105093606320).

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

2102221100112 is a wasteful number, since it uses less digits than its factorization.

2102221100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763296 (or 763290 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2102221100112 its reverse (2110011222012), we get a palindrome (4212232322124).

The spelling of 2102221100112 in words is "two trillion, one hundred two billion, two hundred twenty-one million, one hundred thousand, one hundred twelve".