100231213103 has 4 divisors (see below), whose sum is σ = 114549957840. Its totient is φ = 85912468368.

The previous prime is 100231213081. The next prime is 100231213127. The reversal of 100231213103 is 301312132001.

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

It is a cyclic number.

It is not a de Polignac number, because 100231213103 - 2¹⁴ = 100231196719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100231213153) 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, 7159372358 + ... + 7159372371.

It is an arithmetic number, because the mean of its divisors is an integer number (28637489460).

Almost surely, 2^100231213103 is an apocalyptic number.

100231213103 is a deficient number, since it is larger than the sum of its proper divisors (14318744737).

100231213103 is an equidigital number, since it uses as much as digits as its factorization.

100231213103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14318744736.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100231213103 its reverse (301312132001), we get a palindrome (401543345104).

The spelling of 100231213103 in words is "one hundred billion, two hundred thirty-one million, two hundred thirteen thousand, one hundred three".