112112131000 has 64 divisors (see below), whose sum is σ = 263859223680. Its totient is φ = 44585564800.

The previous prime is 112112130967. The next prime is 112112131003. The reversal of 112112131000 is 131211211.

It is a happy number.

It is a super-2 number, since 2×112112131000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112131003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151024 + ... + 497023.

It is an arithmetic number, because the mean of its divisors is an integer number (4122800370).

Almost surely, 2^112112131000 is an apocalyptic number.

112112131000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112112131000 is an abundant number, since it is smaller than the sum of its proper divisors (151747092680).

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

112112131000 is a wasteful number, since it uses less digits than its factorization.

112112131000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648241 (or 648227 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 112112131000 its reverse (131211211), we get a palindrome (112243342211).

The spelling of 112112131000 in words is "one hundred twelve billion, one hundred twelve million, one hundred thirty-one thousand".