100203101323 has 16 divisors (see below), whose sum is σ = 109486724256. Its totient is φ = 91150202880.

The previous prime is 100203101287. The next prime is 100203101333. The reversal of 100203101323 is 323101302001.

It is a cyclic number.

It is not a de Polignac number, because 100203101323 - 2¹³ = 100203093131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100203101297 and 100203101306.

It is not an unprimeable number, because it can be changed into a prime (100203101333) 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, 311403 + ... + 545323.

It is an arithmetic number, because the mean of its divisors is an integer number (6842920266).

Almost surely, 2^100203101323 is an apocalyptic number.

100203101323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100203101323 is a deficient number, since it is larger than the sum of its proper divisors (9283622933).

100203101323 is a wasteful number, since it uses less digits than its factorization.

100203101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234414.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100203101323 its reverse (323101302001), we get a palindrome (423304403324).

The spelling of 100203101323 in words is "one hundred billion, two hundred three million, one hundred one thousand, three hundred twenty-three".