100323043203 has 16 divisors (see below), whose sum is σ = 134024564736. Its totient is φ = 66751900800.

The previous prime is 100323043123. The next prime is 100323043253. The reversal of 100323043203 is 302340323001.

It is not a de Polignac number, because 100323043203 - 2¹⁰ = 100323042179 is a prime.

It is a super-2 number, since 2×100323043203² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100323043203.

It is not an unprimeable number, because it can be changed into a prime (100323043253) 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, 3421003 + ... + 3450203.

It is an arithmetic number, because the mean of its divisors is an integer number (8376535296).

Almost surely, 2^100323043203 is an apocalyptic number.

100323043203 is a deficient number, since it is larger than the sum of its proper divisors (33701521533).

100323043203 is a wasteful number, since it uses less digits than its factorization.

100323043203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31394.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 100323043203 its reverse (302340323001), we get a palindrome (402663366204).

The spelling of 100323043203 in words is "one hundred billion, three hundred twenty-three million, forty-three thousand, two hundred three".