522040412011 has 4 divisors (see below), whose sum is σ = 522076757400. Its totient is φ = 522004066624.

The previous prime is 522040411987. The next prime is 522040412039. The reversal of 522040412011 is 110214040225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 522040412011 - 2⁹ = 522040411499 is a prime.

It is a super-2 number, since 2×522040412011² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522040412041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18151141 + ... + 18179878.

It is an arithmetic number, because the mean of its divisors is an integer number (130519189350).

Almost surely, 2^522040412011 is an apocalyptic number.

522040412011 is a deficient number, since it is larger than the sum of its proper divisors (36345389).

522040412011 is a wasteful number, since it uses less digits than its factorization.

522040412011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36345388.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 522040412011 its reverse (110214040225), we get a palindrome (632254452236).

The spelling of 522040412011 in words is "five hundred twenty-two billion, forty million, four hundred twelve thousand, eleven".