13020322313032 has 8 divisors (see below), whose sum is σ = 24413104336950. Its totient is φ = 6510161156512.

The previous prime is 13020322312969. The next prime is 13020322313071. The reversal of 13020322313032 is 23031322302031.

It can be written as a sum of positive squares in only one way, i.e., 9834332928676 + 3185989384356 = 3135974^2 + 1784934^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 13020322312988 and 13020322313006.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813770144557 + ... + 813770144572.

Almost surely, 2^{13020322313032} is an apocalyptic number.

It is an amenable number.

13020322313032 is a deficient number, since it is larger than the sum of its proper divisors (11392782023918).

13020322313032 is a wasteful number, since it uses less digits than its factorization.

13020322313032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627540289135 (or 1627540289131 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 13020322313032 its reverse (23031322302031), we get a palindrome (36051644615063).

The spelling of 13020322313032 in words is "thirteen trillion, twenty billion, three hundred twenty-two million, three hundred thirteen thousand, thirty-two".