1103130021231 has 48 divisors (see below), whose sum is σ = 1888932864000. Its totient is φ = 630210842208.

The previous prime is 1103130021229. The next prime is 1103130021239. The reversal of 1103130021231 is 1321200313011.

1103130021231 is a `hidden beast` number, since 110 + 3 + 1 + 300 + 21 + 231 = 666.

It is not a de Polignac number, because 1103130021231 - 2¹ = 1103130021229 is a prime.

It is a super-2 number, since 2×1103130021231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103130021239) 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, 7323090 + ... + 7472208.

It is an arithmetic number, because the mean of its divisors is an integer number (39352768000).

Almost surely, 2^{1103130021231} is an apocalyptic number.

1103130021231 is a deficient number, since it is larger than the sum of its proper divisors (785802842769).

1103130021231 is an equidigital number, since it uses as much as digits as its factorization.

1103130021231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153490 (or 153478 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1103130021231 its reverse (1321200313011), we get a palindrome (2424330334242).

The spelling of 1103130021231 in words is "one trillion, one hundred three billion, one hundred thirty million, twenty-one thousand, two hundred thirty-one".