2166226331001 has 8 divisors (see below), whose sum is σ = 2958748159584. Its totient is φ = 1408927694880.

The previous prime is 2166226330993. The next prime is 2166226331023. The reversal of 2166226331001 is 1001336226612.

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

It is not a de Polignac number, because 2166226331001 - 2³ = 2166226330993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2166226331701) 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, 8805797971 + ... + 8805798216.

It is an arithmetic number, because the mean of its divisors is an integer number (369843519948).

Almost surely, 2^{2166226331001} is an apocalyptic number.

It is an amenable number.

2166226331001 is a deficient number, since it is larger than the sum of its proper divisors (792521828583).

2166226331001 is a wasteful number, since it uses less digits than its factorization.

2166226331001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17611596231.

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 2166226331001 in words is "two trillion, one hundred sixty-six billion, two hundred twenty-six million, three hundred thirty-one thousand, one".