100343122403 has 4 divisors (see below), whose sum is σ = 100343873880. Its totient is φ = 100342370928.

The previous prime is 100343122391. The next prime is 100343122409. The reversal of 100343122403 is 304221343001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 304221343001 = 1367 ⋅222546703.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100343122403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100343122409) 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, 115250 + ... + 462567.

It is an arithmetic number, because the mean of its divisors is an integer number (25085968470).

Almost surely, 2^100343122403 is an apocalyptic number.

100343122403 is a deficient number, since it is larger than the sum of its proper divisors (751477).

100343122403 is an equidigital number, since it uses as much as digits as its factorization.

100343122403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751476.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 100343122403 its reverse (304221343001), we get a palindrome (404564465404).

The spelling of 100343122403 in words is "one hundred billion, three hundred forty-three million, one hundred twenty-two thousand, four hundred three".