222112000210109 has 4 divisors (see below), whose sum is σ = 222292432380480. Its totient is φ = 221931568039740.

The previous prime is 222112000210099. The next prime is 222112000210147. The reversal of 222112000210109 is 901012000211222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222112000210109 - 2²⁴ = 222111983432893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222112000210409) 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, 90216083339 + ... + 90216085800.

It is an arithmetic number, because the mean of its divisors is an integer number (55573108095120).

Almost surely, 2^{222112000210109} is an apocalyptic number.

It is an amenable number.

222112000210109 is a deficient number, since it is larger than the sum of its proper divisors (180432170371).

222112000210109 is a wasteful number, since it uses less digits than its factorization.

222112000210109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180432170370.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 222112000210109 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred ten thousand, one hundred nine".