202102112 has 12 divisors (see below), whose sum is σ = 397888596. Its totient is φ = 101051040.

The previous prime is 202102097. The next prime is 202102123. The reversal of 202102112 is 211201202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202102093 and 202102102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3157814 + ... + 3157877.

It is an arithmetic number, because the mean of its divisors is an integer number (33157383).

Almost surely, 2^202102112 is an apocalyptic number.

It is an amenable number.

202102112 is a deficient number, since it is larger than the sum of its proper divisors (195786484).

202102112 is an equidigital number, since it uses as much as digits as its factorization.

202102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6315701 (or 6315693 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 202102112 is about 14216.2622373112. The cubic root of 202102112 is about 586.8452819314.

Adding to 202102112 its reverse (211201202), we get a palindrome (413303314).

It can be divided in two parts, 20210 and 2112, that added together give a palindrome (22322).

The spelling of 202102112 in words is "two hundred two million, one hundred two thousand, one hundred twelve".