100421343303 has 48 divisors (see below), whose sum is σ = 141808665600. Its totient is φ = 63201278272.

The previous prime is 100421343293. The next prime is 100421343317. The reversal of 100421343303 is 303343124001.

It is not a de Polignac number, because 100421343303 - 2⁴ = 100421343287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100421343383) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39488050 + ... + 39490592.

It is an arithmetic number, because the mean of its divisors is an integer number (2954347200).

Almost surely, 2^100421343303 is an apocalyptic number.

100421343303 is a deficient number, since it is larger than the sum of its proper divisors (41387322297).

100421343303 is a wasteful number, since it uses less digits than its factorization.

100421343303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908 (or 2885 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 100421343303 its reverse (303343124001), we get a palindrome (403764467304).

The spelling of 100421343303 in words is "one hundred billion, four hundred twenty-one million, three hundred forty-three thousand, three hundred three".