522050121 has 6 divisors (see below), whose sum is σ = 754072410. Its totient is φ = 348033408.

The previous prime is 522050077. The next prime is 522050147. The reversal of 522050121 is 121050225.

It can be written as a sum of positive squares in only one way, i.e., 517790025 + 4260096 = 22755^2 + 2064^2 .

It is not a de Polignac number, because 522050121 - 2⁷ = 522049993 is a prime.

It is a super-2 number, since 2×522050121² = 545072657672229282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522050094 and 522050103.

It is not an unprimeable number, because it can be changed into a prime (522057121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29002776 + ... + 29002793.

It is an arithmetic number, because the mean of its divisors is an integer number (125678735).

Almost surely, 2^522050121 is an apocalyptic number.

It is an amenable number.

522050121 is a deficient number, since it is larger than the sum of its proper divisors (232022289).

522050121 is a wasteful number, since it uses less digits than its factorization.

522050121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58005575 (or 58005572 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 522050121 is about 22848.4161595503. The cubic root of 522050121 is about 805.2005575158.

The spelling of 522050121 in words is "five hundred twenty-two million, fifty thousand, one hundred twenty-one".