112100021219 has 8 divisors (see below), whose sum is σ = 115203422880. Its totient is φ = 109014203200.

The previous prime is 112100021213. The next prime is 112100021251. The reversal of 112100021219 is 912120001211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112100021219 - 2¹² = 112100017123 is a prime.

It is a super-2 number, since 2×112100021219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112100021219.

It is not an unprimeable number, because it can be changed into a prime (112100021213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4382984 + ... + 4408485.

It is an arithmetic number, because the mean of its divisors is an integer number (14400427860).

Almost surely, 2^112100021219 is an apocalyptic number.

112100021219 is a deficient number, since it is larger than the sum of its proper divisors (3103401661).

112100021219 is an equidigital number, since it uses as much as digits as its factorization.

112100021219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8791821.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 112100021219 in words is "one hundred twelve billion, one hundred million, twenty-one thousand, two hundred nineteen".