202112222001 has 8 divisors (see below), whose sum is σ = 269537346624. Its totient is φ = 134714289360.

The previous prime is 202112221967. The next prime is 202112222033. The reversal of 202112222001 is 100222211202.

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

It is not a de Polignac number, because 202112222001 - 2¹⁵ = 202112189233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202112222051) 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, 6780645 + ... + 6810386.

It is an arithmetic number, because the mean of its divisors is an integer number (33692168328).

Almost surely, 2^202112222001 is an apocalyptic number.

It is an amenable number.

202112222001 is a deficient number, since it is larger than the sum of its proper divisors (67425124623).

202112222001 is a wasteful number, since it uses less digits than its factorization.

202112222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13595991.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202112222001 its reverse (100222211202), we get a palindrome (302334433203).

The spelling of 202112222001 in words is "two hundred two billion, one hundred twelve million, two hundred twenty-two thousand, one".