100198612223 has 4 divisors (see below), whose sum is σ = 104555073648. Its totient is φ = 95842150800.

The previous prime is 100198612193. The next prime is 100198612229. The reversal of 100198612223 is 322216891001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100198612223 - 2¹⁸ = 100198350079 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 (100198612229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2178230678 + ... + 2178230723.

It is an arithmetic number, because the mean of its divisors is an integer number (26138768412).

Almost surely, 2^100198612223 is an apocalyptic number.

100198612223 is a deficient number, since it is larger than the sum of its proper divisors (4356461425).

100198612223 is an equidigital number, since it uses as much as digits as its factorization.

100198612223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356461424.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 100198612223 in words is "one hundred billion, one hundred ninety-eight million, six hundred twelve thousand, two hundred twenty-three".