1111221001013 has 8 divisors (see below), whose sum is σ = 1114289589120. Its totient is φ = 1108152635040.

The previous prime is 1111221001003. The next prime is 1111221001061. The reversal of 1111221001013 is 3101001221111.

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 1111221001013 - 2¹² = 1111220996917 is a prime.

It is a super-2 number, since 2×1111221001013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111221001003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18087758 + ... + 18149088.

It is an arithmetic number, because the mean of its divisors is an integer number (139286198640).

Almost surely, 2^{1111221001013} is an apocalyptic number.

It is an amenable number.

1111221001013 is a deficient number, since it is larger than the sum of its proper divisors (3068588107).

1111221001013 is an equidigital number, since it uses as much as digits as its factorization.

1111221001013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111067.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1111221001013 its reverse (3101001221111), we get a palindrome (4212222222124).

The spelling of 1111221001013 in words is "one trillion, one hundred eleven billion, two hundred twenty-one million, one thousand, thirteen".