222242100999 has 8 divisors (see below), whose sum is σ = 297171865200. Its totient is φ = 147736868736.

The previous prime is 222242100973. The next prime is 222242101013. The reversal of 222242100999 is 999001242222.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-222242100999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222242100999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222242100499) 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, 106131762 + ... + 106133855.

It is an arithmetic number, because the mean of its divisors is an integer number (37146483150).

Almost surely, 2^222242100999 is an apocalyptic number.

222242100999 is a deficient number, since it is larger than the sum of its proper divisors (74929764201).

222242100999 is a wasteful number, since it uses less digits than its factorization.

222242100999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212265969.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 222242100999 in words is "two hundred twenty-two billion, two hundred forty-two million, one hundred thousand, nine hundred ninety-nine".