522223331331 has 16 divisors (see below), whose sum is σ = 750890626304. Its totient is φ = 320926139424.

The previous prime is 522223331327. The next prime is 522223331341. The reversal of 522223331331 is 133133322225.

It is not a de Polignac number, because 522223331331 - 2² = 522223331327 is a prime.

It is a super-2 number, since 2×522223331331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (522223331341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9180961 + ... + 9237666.

It is an arithmetic number, because the mean of its divisors is an integer number (46930664144).

Almost surely, 2^522223331331 is an apocalyptic number.

522223331331 is a deficient number, since it is larger than the sum of its proper divisors (228667294973).

522223331331 is a wasteful number, since it uses less digits than its factorization.

522223331331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18419370.

The product of its digits is 19440, while the sum is 30.

Adding to 522223331331 its reverse (133133322225), we get a palindrome (655356653556).

The spelling of 522223331331 in words is "five hundred twenty-two billion, two hundred twenty-three million, three hundred thirty-one thousand, three hundred thirty-one".