501022122116 has 6 divisors (see below), whose sum is σ = 876788713710. Its totient is φ = 250511061056.

The previous prime is 501022122101. The next prime is 501022122127. The reversal of 501022122116 is 611221220105.

It can be written as a sum of positive squares in only one way, i.e., 370520559616 + 130501562500 = 608704^2 + 361250^2 .

It is a junction number, because it is equal to n+sod(n) for n = 501022122091 and 501022122100.

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 as a sum of consecutive naturals, namely, 62627765261 + ... + 62627765268.

It is an arithmetic number, because the mean of its divisors is an integer number (146131452285).

Almost surely, 2^501022122116 is an apocalyptic number.

It is an amenable number.

501022122116 is a deficient number, since it is larger than the sum of its proper divisors (375766591594).

501022122116 is a wasteful number, since it uses less digits than its factorization.

501022122116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125255530533 (or 125255530531 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 23.

The spelling of 501022122116 in words is "five hundred one billion, twenty-two million, one hundred twenty-two thousand, one hundred sixteen".