51422201011311 has 32 divisors (see below), whose sum is σ = 77047955453952. Its totient is φ = 30268333455360.

The previous prime is 51422201011303. The next prime is 51422201011367. The reversal of 51422201011311 is 11311010222415.

It is a happy number.

51422201011311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51422201011311 - 2³ = 51422201011303 is a prime.

It is a super-2 number, since 2×51422201011311² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51422201011411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205207951 + ... + 205458383.

It is an arithmetic number, because the mean of its divisors is an integer number (2407748607936).

Almost surely, 2^{51422201011311} is an apocalyptic number.

51422201011311 is a deficient number, since it is larger than the sum of its proper divisors (25625754442641).

51422201011311 is a wasteful number, since it uses less digits than its factorization.

51422201011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479383.

The product of its (nonzero) digits is 480, while the sum is 24.

Adding to 51422201011311 its reverse (11311010222415), we get a palindrome (62733211233726).

The spelling of 51422201011311 in words is "fifty-one trillion, four hundred twenty-two billion, two hundred one million, eleven thousand, three hundred eleven".