220012211001 has 16 divisors (see below), whose sum is σ = 328666891968. Its totient is φ = 129736929600.

The previous prime is 220012210997. The next prime is 220012211017. The reversal of 220012211001 is 100112210022.

It is not a de Polignac number, because 220012211001 - 2² = 220012210997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220012211051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90093870 + ... + 90096311.

It is an arithmetic number, because the mean of its divisors is an integer number (20541680748).

Almost surely, 2^220012211001 is an apocalyptic number.

It is an amenable number.

220012211001 is a deficient number, since it is larger than the sum of its proper divisors (108654680967).

220012211001 is a wasteful number, since it uses less digits than its factorization.

220012211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180190232.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220012211001 its reverse (100112210022), we get a palindrome (320124421023).

The spelling of 220012211001 in words is "two hundred twenty billion, twelve million, two hundred eleven thousand, one".