1100221021013 has 32 divisors (see below), whose sum is σ = 1275871564800. Its totient is φ = 941697985536.

The previous prime is 1100221021001. The next prime is 1100221021093. The reversal of 1100221021013 is 3101201220011.

It is a cyclic number.

It is not a de Polignac number, because 1100221021013 - 2²⁴ = 1100204243797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100221021093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1281020 + ... + 1959962.

It is an arithmetic number, because the mean of its divisors is an integer number (39870986400).

Almost surely, 2^{1100221021013} is an apocalyptic number.

It is an amenable number.

1100221021013 is a deficient number, since it is larger than the sum of its proper divisors (175650543787).

1100221021013 is a wasteful number, since it uses less digits than its factorization.

1100221021013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679181.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1100221021013 its reverse (3101201220011), we get a palindrome (4201422241024).

The spelling of 1100221021013 in words is "one trillion, one hundred billion, two hundred twenty-one million, twenty-one thousand, thirteen".