112503123621 has 24 divisors (see below), whose sum is σ = 186280562624. Its totient is φ = 64093265280.

The previous prime is 112503123581. The next prime is 112503123637. The reversal of 112503123621 is 126321305211.

112503123621 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 0 + 31 + 2 + 3 + 621 = 666.

It is not a de Polignac number, because 112503123621 - 2¹⁷ = 112502992549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112503123661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2676676 + ... + 2718381.

Almost surely, 2^112503123621 is an apocalyptic number.

It is an amenable number.

112503123621 is a deficient number, since it is larger than the sum of its proper divisors (73777439003).

112503123621 is a wasteful number, since it uses less digits than its factorization.

112503123621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5395401 (or 5395398 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 112503123621 its reverse (126321305211), we get a palindrome (238824428832).

The spelling of 112503123621 in words is "one hundred twelve billion, five hundred three million, one hundred twenty-three thousand, six hundred twenty-one".