51121422323 has 8 divisors (see below), whose sum is σ = 51535743168. Its totient is φ = 50708467584.

The previous prime is 51121422311. The next prime is 51121422349. The reversal of 51121422323 is 32322412115.

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

It is a cyclic number.

It is not a de Polignac number, because 51121422323 - 2⁸ = 51121422067 is a prime.

It is a super-2 number, since 2×51121422323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51121422292 and 51121422301.

It is not an unprimeable number, because it can be changed into a prime (51121422223) 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, 266315 + ... + 416132.

It is an arithmetic number, because the mean of its divisors is an integer number (6441967896).

Almost surely, 2^51121422323 is an apocalyptic number.

51121422323 is a deficient number, since it is larger than the sum of its proper divisors (414320845).

51121422323 is a wasteful number, since it uses less digits than its factorization.

51121422323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683053.

The product of its digits is 2880, while the sum is 26.

Adding to 51121422323 its reverse (32322412115), we get a palindrome (83443834438).

The spelling of 51121422323 in words is "fifty-one billion, one hundred twenty-one million, four hundred twenty-two thousand, three hundred twenty-three".