1100211002221 has 8 divisors (see below), whose sum is σ = 1135733760000. Its totient is φ = 1064690249520.

The previous prime is 1100211002201. The next prime is 1100211002243. The reversal of 1100211002221 is 1222001120011.

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 1100211002221 - 2³⁹ = 550455188333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100211002201) 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, 656340 + ... + 1622098.

It is an arithmetic number, because the mean of its divisors is an integer number (141966720000).

Almost surely, 2^{1100211002221} is an apocalyptic number.

It is an amenable number.

1100211002221 is a deficient number, since it is larger than the sum of its proper divisors (35522757779).

1100211002221 is an equidigital number, since it uses as much as digits as its factorization.

1100211002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002539.

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

Adding to 1100211002221 its reverse (1222001120011), we get a palindrome (2322212122232).

The spelling of 1100211002221 in words is "one trillion, one hundred billion, two hundred eleven million, two thousand, two hundred twenty-one".