1113032032021 has 32 divisors (see below), whose sum is σ = 1398019392000. Its totient is φ = 880529247360.

The previous prime is 1113032032009. The next prime is 1113032032031. The reversal of 1113032032021 is 1202302303111.

It is not a de Polignac number, because 1113032032021 - 2¹¹ = 1113032029973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1113032032021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113032032031) 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, 69735240 + ... + 69751198.

It is an arithmetic number, because the mean of its divisors is an integer number (43688106000).

Almost surely, 2^{1113032032021} is an apocalyptic number.

It is an amenable number.

1113032032021 is a deficient number, since it is larger than the sum of its proper divisors (284987359979).

1113032032021 is a wasteful number, since it uses less digits than its factorization.

1113032032021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31634 (or 31620 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1113032032021 its reverse (1202302303111), we get a palindrome (2315334335132).

The spelling of 1113032032021 in words is "one trillion, one hundred thirteen billion, thirty-two million, thirty-two thousand, twenty-one".