51000043101 has 16 divisors (see below), whose sum is σ = 78163572864. Its totient is φ = 28974423744.

The previous prime is 51000043099. The next prime is 51000043109. The reversal of 51000043101 is 10134000015.

It is not a de Polignac number, because 51000043101 - 2¹ = 51000043099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51000043109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7015366 + ... + 7022631.

It is an arithmetic number, because the mean of its divisors is an integer number (4885223304).

Almost surely, 2^51000043101 is an apocalyptic number.

It is an amenable number.

51000043101 is a deficient number, since it is larger than the sum of its proper divisors (27163529763).

51000043101 is a wasteful number, since it uses less digits than its factorization.

51000043101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14038180.

The product of its (nonzero) digits is 60, while the sum is 15.

Adding to 51000043101 its reverse (10134000015), we get a palindrome (61134043116).

The spelling of 51000043101 in words is "fifty-one billion, forty-three thousand, one hundred one".