201202331112 has 48 divisors (see below), whose sum is σ = 544945342500. Its totient is φ = 67064691456.

The previous prime is 201202331107. The next prime is 201202331137. The reversal of 201202331112 is 211133202102.

201202331112 is a `hidden beast` number, since 20 + 1 + 202 + 331 + 112 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 198903512196 + 2298818916 = 445986^2 + 47946^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2489514 + ... + 2569062.

Almost surely, 2^201202331112 is an apocalyptic number.

It is an amenable number.

201202331112 is an abundant number, since it is smaller than the sum of its proper divisors (343743011388).

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

201202331112 is a wasteful number, since it uses less digits than its factorization.

201202331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114690 (or 114683 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201202331112 its reverse (211133202102), we get a palindrome (412335533214).

The spelling of 201202331112 in words is "two hundred one billion, two hundred two million, three hundred thirty-one thousand, one hundred twelve".