1100010112221 has 8 divisors (see below), whose sum is σ = 1506320153824. Its totient is φ = 713520072720.

The previous prime is 1100010112193. The next prime is 1100010112241. The reversal of 1100010112221 is 1222110100011.

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

It is not a de Polignac number, because 1100010112221 - 2⁷ = 1100010112093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100010112197 and 1100010112206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100010112241) 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, 4955000395 + ... + 4955000616.

It is an arithmetic number, because the mean of its divisors is an integer number (188290019228).

Almost surely, 2^{1100010112221} is an apocalyptic number.

It is an amenable number.

1100010112221 is a deficient number, since it is larger than the sum of its proper divisors (406310041603).

1100010112221 is an equidigital number, since it uses as much as digits as its factorization.

1100010112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9910001051.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1100010112221 its reverse (1222110100011), we get a palindrome (2322120212232).

The spelling of 1100010112221 in words is "one trillion, one hundred billion, ten million, one hundred twelve thousand, two hundred twenty-one".