51022311002 has 16 divisors (see below), whose sum is σ = 83463959040. Its totient is φ = 23250672432.

The previous prime is 51022310993. The next prime is 51022311017. The reversal of 51022311002 is 20011322015.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 12418178 + ... + 12422285.

It is an arithmetic number, because the mean of its divisors is an integer number (5216497440).

Almost surely, 2^51022311002 is an apocalyptic number.

51022311002 is a deficient number, since it is larger than the sum of its proper divisors (32441648038).

51022311002 is a wasteful number, since it uses less digits than its factorization.

51022311002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24840557.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 51022311002 its reverse (20011322015), we get a palindrome (71033633017).

The spelling of 51022311002 in words is "fifty-one billion, twenty-two million, three hundred eleven thousand, two".