10001231103 has 4 divisors (see below), whose sum is σ = 13334974808. Its totient is φ = 6667487400.

The previous prime is 10001231101. The next prime is 10001231111. The reversal of 10001231103 is 30113210001.

10001231103 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10001231103 - 2¹ = 10001231101 is a prime.

It is a super-2 number, since 2×10001231103² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001231101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1666871848 + ... + 1666871853.

It is an arithmetic number, because the mean of its divisors is an integer number (3333743702).

Almost surely, 2^10001231103 is an apocalyptic number.

10001231103 is a deficient number, since it is larger than the sum of its proper divisors (3333743705).

10001231103 is an equidigital number, since it uses as much as digits as its factorization.

10001231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333743704.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 10001231103 its reverse (30113210001), we get a palindrome (40114441104).

The spelling of 10001231103 in words is "ten billion, one million, two hundred thirty-one thousand, one hundred three".