13220211010231 has 8 divisors (see below), whose sum is σ = 13225012991424. Its totient is φ = 13215409812960.

The previous prime is 13220211010121. The next prime is 13220211010271. The reversal of 13220211010231 is 13201011202231.

13220211010231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13220211010231 - 2²³ = 13220202621623 is a prime.

It is a super-2 number, since 2×13220211010231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13220211010199 and 13220211010208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220211010271) 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, 34655625 + ... + 35035021.

It is an arithmetic number, because the mean of its divisors is an integer number (1653126623928).

Almost surely, 2^{13220211010231} is an apocalyptic number.

13220211010231 is a deficient number, since it is larger than the sum of its proper divisors (4801981193).

13220211010231 is an equidigital number, since it uses as much as digits as its factorization.

13220211010231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391961.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 13220211010231 its reverse (13201011202231), we get a palindrome (26421222212462).

The spelling of 13220211010231 in words is "thirteen trillion, two hundred twenty billion, two hundred eleven million, ten thousand, two hundred thirty-one".