51011301110 has 32 divisors (see below), whose sum is σ = 114477311232. Its totient is φ = 15899626080.

The previous prime is 51011301109. The next prime is 51011301181. The reversal of 51011301110 is 1110311015.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33123452 + ... + 33124991.

It is an arithmetic number, because the mean of its divisors is an integer number (3577415976).

Almost surely, 2^51011301110 is an apocalyptic number.

51011301110 is an abundant number, since it is smaller than the sum of its proper divisors (63466010122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51011301110 is a wasteful number, since it uses less digits than its factorization.

51011301110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66248468.

The product of its (nonzero) digits is 15, while the sum is 14.

Adding to 51011301110 its reverse (1110311015), we get a palindrome (52121612125).

The spelling of 51011301110 in words is "fifty-one billion, eleven million, three hundred one thousand, one hundred ten".