5996123221 has 8 divisors (see below), whose sum is σ = 6554340000. Its totient is φ = 5440092240.

The previous prime is 5996123173. The next prime is 5996123239. The reversal of 5996123221 is 1223216995.

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

It is not a de Polignac number, because 5996123221 - 2⁹ = 5996122709 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 (5996123291) 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, 540706 + ... + 551683.

It is an arithmetic number, because the mean of its divisors is an integer number (819292500).

Almost surely, 2^5996123221 is an apocalyptic number.

It is an amenable number.

5996123221 is a deficient number, since it is larger than the sum of its proper divisors (558216779).

5996123221 is a wasteful number, since it uses less digits than its factorization.

5996123221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092899.

The product of its digits is 58320, while the sum is 40.

The square root of 5996123221 is about 77434.6383797329. The cubic root of 5996123221 is about 1816.7291432357.

The spelling of 5996123221 in words is "five billion, nine hundred ninety-six million, one hundred twenty-three thousand, two hundred twenty-one".