13022221313032 has 8 divisors (see below), whose sum is σ = 24416664961950. Its totient is φ = 6511110656512.

The previous prime is 13022221313009. The next prime is 13022221313039. The reversal of 13022221313032 is 23031312222031.

It can be written as a sum of positive squares in only one way, i.e., 7205606074276 + 5816615238756 = 2684326^2 + 2411766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13022221313032² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13022221312988 and 13022221313006.

It is not an unprimeable number, because it can be changed into a prime (13022221313039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813888832057 + ... + 813888832072.

Almost surely, 2^{13022221313032} is an apocalyptic number.

It is an amenable number.

13022221313032 is a deficient number, since it is larger than the sum of its proper divisors (11394443648918).

13022221313032 is a wasteful number, since it uses less digits than its factorization.

13022221313032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627777664135 (or 1627777664131 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 13022221313032 its reverse (23031312222031), we get a palindrome (36053533535063).

The spelling of 13022221313032 in words is "thirteen trillion, twenty-two billion, two hundred twenty-one million, three hundred thirteen thousand, thirty-two".