1100221001201 has 8 divisors (see below), whose sum is σ = 1260195868800. Its totient is φ = 940946243328.

The previous prime is 1100221001171. The next prime is 1100221001219. The reversal of 1100221001201 is 1021001220011.

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

It is not a de Polignac number, because 1100221001201 - 2²⁶ = 1100153892337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100221001251) 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, 175024061 + ... + 175030346.

It is an arithmetic number, because the mean of its divisors is an integer number (157524483600).

Almost surely, 2^{1100221001201} is an apocalyptic number.

It is an amenable number.

1100221001201 is a deficient number, since it is larger than the sum of its proper divisors (159974867599).

1100221001201 is an equidigital number, since it uses as much as digits as its factorization.

1100221001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350054863.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1100221001201 its reverse (1021001220011), we get a palindrome (2121222221212).

The spelling of 1100221001201 in words is "one trillion, one hundred billion, two hundred twenty-one million, one thousand, two hundred one".