222001002111001 has 8 divisors (see below), whose sum is σ = 235579545351360. Its totient is φ = 208749652683792.

The previous prime is 222001002110959. The next prime is 222001002111029. The reversal of 222001002111001 is 100111200100222.

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

It is a cyclic number.

It is not a de Polignac number, because 222001002111001 - 2²⁵ = 222000968556569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222001002117001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81798451890 + ... + 81798454603.

It is an arithmetic number, because the mean of its divisors is an integer number (29447443168920).

Almost surely, 2^{222001002111001} is an apocalyptic number.

It is an amenable number.

222001002111001 is a deficient number, since it is larger than the sum of its proper divisors (13578543240359).

222001002111001 is a wasteful number, since it uses less digits than its factorization.

222001002111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163596906575.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 222001002111001 its reverse (100111200100222), we get a palindrome (322112202211223).

The spelling of 222001002111001 in words is "two hundred twenty-two trillion, one billion, two million, one hundred eleven thousand, one".