112131421204 has 12 divisors (see below), whose sum is σ = 214069076928. Its totient is φ = 50968827800.

The previous prime is 112131421121. The next prime is 112131421211. The reversal of 112131421204 is 402124131211.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1274220652 + ... + 1274220739.

It is an arithmetic number, because the mean of its divisors is an integer number (17839089744).

Almost surely, 2^112131421204 is an apocalyptic number.

It is an amenable number.

112131421204 is a deficient number, since it is larger than the sum of its proper divisors (101937655724).

112131421204 is a wasteful number, since it uses less digits than its factorization.

112131421204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2548441406 (or 2548441404 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 112131421204 its reverse (402124131211), we get a palindrome (514255552415).

It can be divided in two parts, 112131 and 421204, that added together give a palindrome (533335).

The spelling of 112131421204 in words is "one hundred twelve billion, one hundred thirty-one million, four hundred twenty-one thousand, two hundred four".