112100021207 has 2 divisors, whose sum is σ = 112100021208. Its totient is φ = 112100021206.

The previous prime is 112100021179. The next prime is 112100021213. The reversal of 112100021207 is 702120001211.

It is a strong prime.

It is an emirp because it is prime and its reverse (702120001211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112100021207 - 2⁸ = 112100020951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112100011207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56050010603 + 56050010604.

It is an arithmetic number, because the mean of its divisors is an integer number (56050010604).

Almost surely, 2^112100021207 is an apocalyptic number.

112100021207 is a deficient number, since it is larger than the sum of its proper divisors (1).

112100021207 is an equidigital number, since it uses as much as digits as its factorization.

112100021207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 112100021207 its reverse (702120001211), we get a palindrome (814220022418).

The spelling of 112100021207 in words is "one hundred twelve billion, one hundred million, twenty-one thousand, two hundred seven".