51020100565214 has 16 divisors (see below), whose sum is σ = 83489933560176. Its totient is φ = 23190261393600.

The previous prime is 51020100565073. The next prime is 51020100565267. The reversal of 51020100565214 is 41256500102015.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33917567 + ... + 35389850.

It is an arithmetic number, because the mean of its divisors is an integer number (5218120847511).

Almost surely, 2^{51020100565214} is an apocalyptic number.

51020100565214 is a deficient number, since it is larger than the sum of its proper divisors (32469832994962).

51020100565214 is a wasteful number, since it uses less digits than its factorization.

51020100565214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69340891.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 51020100565214 its reverse (41256500102015), we get a palindrome (92276600667229).

The spelling of 51020100565214 in words is "fifty-one trillion, twenty billion, one hundred million, five hundred sixty-five thousand, two hundred fourteen".