1113434031321 has 48 divisors (see below), whose sum is σ = 1634485222656. Its totient is φ = 730255938048.

The previous prime is 1113434031271. The next prime is 1113434031323. The reversal of 1113434031321 is 1231304343111.

1113434031321 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 4 + 340 + 313 + 2 + 1 = 666.

It is not a de Polignac number, because 1113434031321 - 2¹⁴ = 1113434014937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113434031323) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 776994421 + ... + 776995853.

It is an arithmetic number, because the mean of its divisors is an integer number (34051775472).

Almost surely, 2^{1113434031321} is an apocalyptic number.

It is an amenable number.

1113434031321 is a deficient number, since it is larger than the sum of its proper divisors (521051191335).

1113434031321 is a wasteful number, since it uses less digits than its factorization.

1113434031321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702 (or 3699 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 1113434031321 its reverse (1231304343111), we get a palindrome (2344738374432).

The spelling of 1113434031321 in words is "one trillion, one hundred thirteen billion, four hundred thirty-four million, thirty-one thousand, three hundred twenty-one".