5051213321 has 8 divisors (see below), whose sum is σ = 6297616704. Its totient is φ = 3936010320.

The previous prime is 5051213303. The next prime is 5051213399. The reversal of 5051213321 is 1233121505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-5051213321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5051213221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32800010 + ... + 32800163.

It is an arithmetic number, because the mean of its divisors is an integer number (787202088).

Almost surely, 2^5051213321 is an apocalyptic number.

It is an amenable number.

5051213321 is a deficient number, since it is larger than the sum of its proper divisors (1246403383).

5051213321 is a wasteful number, since it uses less digits than its factorization.

5051213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65600191.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5051213321 is about 71071.8884018147. Note that the first 3 decimals coincide. The cubic root of 5051213321 is about 1715.7943627730.

Adding to 5051213321 its reverse (1233121505), we get a palindrome (6284334826).

The spelling of 5051213321 in words is "five billion, fifty-one million, two hundred thirteen thousand, three hundred twenty-one".