13320020230231 has 64 divisors (see below), whose sum is σ = 16317853332480. Its totient is φ = 10709052456960.

The previous prime is 13320020230217. The next prime is 13320020230301. The reversal of 13320020230231 is 13203202002331.

It is not a de Polignac number, because 13320020230231 - 2¹³ = 13320020222039 is a prime.

It is a super-2 number, since 2×13320020230231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320020230201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1180114870 + ... + 1180126156.

It is an arithmetic number, because the mean of its divisors is an integer number (254966458320).

Almost surely, 2^{13320020230231} is an apocalyptic number.

13320020230231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13320020230231 is a deficient number, since it is larger than the sum of its proper divisors (2997833102249).

13320020230231 is a wasteful number, since it uses less digits than its factorization.

13320020230231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14744.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13320020230231 its reverse (13203202002331), we get a palindrome (26523222232562).

The spelling of 13320020230231 in words is "thirteen trillion, three hundred twenty billion, twenty million, two hundred thirty thousand, two hundred thirty-one".