202102201112 has 16 divisors (see below), whose sum is σ = 433076145360. Its totient is φ = 86615229024.

The previous prime is 202102201109. The next prime is 202102201117. The reversal of 202102201112 is 211102201202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202102201117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1804483883 + ... + 1804483994.

It is an arithmetic number, because the mean of its divisors is an integer number (27067259085).

Almost surely, 2^202102201112 is an apocalyptic number.

It is an amenable number.

202102201112 is an abundant number, since it is smaller than the sum of its proper divisors (230973944248).

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

202102201112 is a wasteful number, since it uses less digits than its factorization.

202102201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3608967890 (or 3608967886 counting only the distinct ones).

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

Adding to 202102201112 its reverse (211102201202), we get a palindrome (413204402314).

The spelling of 202102201112 in words is "two hundred two billion, one hundred two million, two hundred one thousand, one hundred twelve".