100231421303 has 24 divisors (see below), whose sum is σ = 118618610880. Its totient is φ = 84076070400.

The previous prime is 100231421267. The next prime is 100231421327. The reversal of 100231421303 is 303124132001.

It is not a de Polignac number, because 100231421303 - 2⁶ = 100231421239 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 (100231421383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 351023 + ... + 568928.

It is an arithmetic number, because the mean of its divisors is an integer number (4942442120).

Almost surely, 2^100231421303 is an apocalyptic number.

100231421303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100231421303 is a deficient number, since it is larger than the sum of its proper divisors (18387189577).

100231421303 is a wasteful number, since it uses less digits than its factorization.

100231421303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920027 (or 920010 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 100231421303 its reverse (303124132001), we get a palindrome (403355553304).

The spelling of 100231421303 in words is "one hundred billion, two hundred thirty-one million, four hundred twenty-one thousand, three hundred three".