112421005 has 16 divisors (see below), whose sum is σ = 142750080. Its totient is φ = 84756672.

The previous prime is 112420993. The next prime is 112421021. The reversal of 112421005 is 500124211.

It is a cyclic number.

It is not a de Polignac number, because 112421005 - 2⁹ = 112420493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112421005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15712 + ... + 21718.

It is an arithmetic number, because the mean of its divisors is an integer number (8921880).

Almost surely, 2^112421005 is an apocalyptic number.

It is an amenable number.

112421005 is a deficient number, since it is larger than the sum of its proper divisors (30329075).

112421005 is a wasteful number, since it uses less digits than its factorization.

112421005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6228.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 112421005 is about 10602.8772038537. The cubic root of 112421005 is about 482.6316749808.

Adding to 112421005 its reverse (500124211), we get a palindrome (612545216).

The spelling of 112421005 in words is "one hundred twelve million, four hundred twenty-one thousand, five".