5100323421 has 4 divisors (see below), whose sum is σ = 6800431232. Its totient is φ = 3400215612.

The previous prime is 5100323287. The next prime is 5100323461. The reversal of 5100323421 is 1243230015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-5100323421 is a prime.

It is a super-2 number, since 2×5100323421² = 52026597997602286482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5100323461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850053901 + ... + 850053906.

It is an arithmetic number, because the mean of its divisors is an integer number (1700107808).

Almost surely, 2^5100323421 is an apocalyptic number.

It is an amenable number.

5100323421 is a deficient number, since it is larger than the sum of its proper divisors (1700107811).

5100323421 is a wasteful number, since it uses less digits than its factorization.

5100323421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700107810.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5100323421 is about 71416.5486494552. The cubic root of 5100323421 is about 1721.3370058897.

Adding to 5100323421 its reverse (1243230015), we get a palindrome (6343553436).

The spelling of 5100323421 in words is "five billion, one hundred million, three hundred twenty-three thousand, four hundred twenty-one".