1113313012221 has 16 divisors (see below), whose sum is σ = 1485146326400. Its totient is φ = 741844293120.

The previous prime is 1113313012193. The next prime is 1113313012277. The reversal of 1113313012221 is 1222103133111.

It is not a de Polignac number, because 1113313012221 - 2⁶ = 1113313012157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113313012621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63795105 + ... + 63812553.

It is an arithmetic number, because the mean of its divisors is an integer number (92821645400).

Almost surely, 2^{1113313012221} is an apocalyptic number.

It is an amenable number.

1113313012221 is a deficient number, since it is larger than the sum of its proper divisors (371833314179).

1113313012221 is a wasteful number, since it uses less digits than its factorization.

1113313012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26676.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1113313012221 its reverse (1222103133111), we get a palindrome (2335416145332).

The spelling of 1113313012221 in words is "one trillion, one hundred thirteen billion, three hundred thirteen million, twelve thousand, two hundred twenty-one".