22520133113332 has 24 divisors (see below), whose sum is σ = 39816870257864. Its totient is φ = 11143886487552.

The previous prime is 22520133113327. The next prime is 22520133113339. The reversal of 22520133113332 is 23331133102522.

It can be written as a sum of positive squares in 4 ways, for example, as 1204958462436 + 21315174650896 = 1097706^2 + 4616836^2 .

It is a super-2 number, since 2×22520133113332² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22520133113294 and 22520133113303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22520133113339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68596438 + ... + 68923954.

Almost surely, 2^{22520133113332} is an apocalyptic number.

It is an amenable number.

22520133113332 is a deficient number, since it is larger than the sum of its proper divisors (17296737144532).

22520133113332 is a wasteful number, since it uses less digits than its factorization.

22520133113332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504835 (or 504833 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 22520133113332 its reverse (23331133102522), we get a palindrome (45851266215854).

The spelling of 22520133113332 in words is "twenty-two trillion, five hundred twenty billion, one hundred thirty-three million, one hundred thirteen thousand, three hundred thirty-two".