112231302012 has 18 divisors (see below), whose sum is σ = 283695791288. Its totient is φ = 37410433992.

The previous prime is 112231301999. The next prime is 112231302017. The reversal of 112231302012 is 210203132211.

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112231302017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1558768048 + ... + 1558768119.

Almost surely, 2^112231302012 is an apocalyptic number.

112231302012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112231302012 is an abundant number, since it is smaller than the sum of its proper divisors (171464489276).

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

112231302012 is a wasteful number, since it uses less digits than its factorization.

112231302012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117536177 (or 3117536172 counting only the distinct ones).

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

Adding to 112231302012 its reverse (210203132211), we get a palindrome (322434434223).

The spelling of 112231302012 in words is "one hundred twelve billion, two hundred thirty-one million, three hundred two thousand, twelve".