13220020120223 has 16 divisors (see below), whose sum is σ = 15443804597760. Its totient is φ = 11081431030176.

The previous prime is 13220020120199. The next prime is 13220020120261. The reversal of 13220020120223 is 32202102002231.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13220020120223 - 2⁶ = 13220020120159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13220020120195 and 13220020120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220020123223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57921083 + ... + 58148876.

It is an arithmetic number, because the mean of its divisors is an integer number (965237787360).

Almost surely, 2^{13220020120223} is an apocalyptic number.

13220020120223 is a deficient number, since it is larger than the sum of its proper divisors (2223784477537).

13220020120223 is a wasteful number, since it uses less digits than its factorization.

13220020120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116070326.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13220020120223 its reverse (32202102002231), we get a palindrome (45422122122454).

The spelling of 13220020120223 in words is "thirteen trillion, two hundred twenty billion, twenty million, one hundred twenty thousand, two hundred twenty-three".