220110001001 has 8 divisors (see below), whose sum is σ = 240558983904. Its totient is φ = 199734181920.

The previous prime is 220110000983. The next prime is 220110001037. The reversal of 220110001001 is 100100011022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220110001001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220110001001.

It is not an unprimeable number, because it can be changed into a prime (220110001061) 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, 18284660 + ... + 18296693.

It is an arithmetic number, because the mean of its divisors is an integer number (30069872988).

Almost surely, 2^220110001001 is an apocalyptic number.

It is an amenable number.

220110001001 is a deficient number, since it is larger than the sum of its proper divisors (20448982903).

220110001001 is a wasteful number, since it uses less digits than its factorization.

220110001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36581911.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 220110001001 its reverse (100100011022), we get a palindrome (320210012023).

The spelling of 220110001001 in words is "two hundred twenty billion, one hundred ten million, one thousand, one".