2102201121112 has 32 divisors (see below), whose sum is σ = 4174390310400. Its totient is φ = 990394552224.

The previous prime is 2102201121107. The next prime is 2102201121127. The reversal of 2102201121112 is 2111211022012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85248912 + ... + 85273567.

It is an arithmetic number, because the mean of its divisors is an integer number (130449697200).

Almost surely, 2^{2102201121112} is an apocalyptic number.

It is an amenable number.

2102201121112 is a deficient number, since it is larger than the sum of its proper divisors (2072189189288).

2102201121112 is a wasteful number, since it uses less digits than its factorization.

2102201121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170522575 (or 170522571 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2102201121112 its reverse (2111211022012), we get a palindrome (4213412143124).

The spelling of 2102201121112 in words is "two trillion, one hundred two billion, two hundred one million, one hundred twenty-one thousand, one hundred twelve".