13203020031332 has 6 divisors (see below), whose sum is σ = 23105285054838. Its totient is φ = 6601510015664.

The previous prime is 13203020031277. The next prime is 13203020031353. The reversal of 13203020031332 is 23313002030231.

It can be written as a sum of positive squares in only one way, i.e., 12924715249216 + 278304782116 = 3595096^2 + 527546^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13203020031298 and 13203020031307.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1650377503913 + ... + 1650377503920.

It is an arithmetic number, because the mean of its divisors is an integer number (3850880842473).

Almost surely, 2^{13203020031332} is an apocalyptic number.

It is an amenable number.

13203020031332 is a deficient number, since it is larger than the sum of its proper divisors (9902265023506).

13203020031332 is a wasteful number, since it uses less digits than its factorization.

13203020031332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300755007837 (or 3300755007835 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13203020031332 its reverse (23313002030231), we get a palindrome (36516022061563).

The spelling of 13203020031332 in words is "thirteen trillion, two hundred three billion, twenty million, thirty-one thousand, three hundred thirty-two".