222112203001 has 8 divisors (see below), whose sum is σ = 239246751240. Its totient is φ = 204984653952.

The previous prime is 222112202987. The next prime is 222112203011. The reversal of 222112203001 is 100302211222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17854304400 + 204257898601 = 133620^2 + 451949^2 .

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

It is not a de Polignac number, because 222112203001 - 2⁹ = 222112202489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222112203011) 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, 1683790 + ... + 1810903.

It is an arithmetic number, because the mean of its divisors is an integer number (29905843905).

Almost surely, 2^222112203001 is an apocalyptic number.

It is an amenable number.

222112203001 is a deficient number, since it is larger than the sum of its proper divisors (17134548239).

222112203001 is a wasteful number, since it uses less digits than its factorization.

222112203001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3499595.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222112203001 its reverse (100302211222), we get a palindrome (322414414223).

The spelling of 222112203001 in words is "two hundred twenty-two billion, one hundred twelve million, two hundred three thousand, one".