10231121321103 has 16 divisors (see below), whose sum is σ = 13837882738176. Its totient is φ = 6722935062720.

The previous prime is 10231121321063. The next prime is 10231121321123. The reversal of 10231121321103 is 30112312113201.

10231121321103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-10231121321103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10231121321103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10231121321123) 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, 47559550 + ... + 47774187.

It is an arithmetic number, because the mean of its divisors is an integer number (864867671136).

Almost surely, 2^{10231121321103} is an apocalyptic number.

10231121321103 is a deficient number, since it is larger than the sum of its proper divisors (3606761417073).

10231121321103 is an equidigital number, since it uses as much as digits as its factorization.

10231121321103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95334254.

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

Adding to 10231121321103 its reverse (30112312113201), we get a palindrome (40343433434304).

The spelling of 10231121321103 in words is "ten trillion, two hundred thirty-one billion, one hundred twenty-one million, three hundred twenty-one thousand, one hundred three".