13220020120335 has 32 divisors (see below), whose sum is σ = 24256255403520. Its totient is φ = 6022811687808.

The previous prime is 13220020120303. The next prime is 13220020120393. The reversal of 13220020120335 is 53302102002231.

It is a happy number.

It is not a de Polignac number, because 13220020120335 - 2⁵ = 13220020120303 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 214824105 + ... + 214885634.

It is an arithmetic number, because the mean of its divisors is an integer number (758007981360).

Almost surely, 2^{13220020120335} is an apocalyptic number.

13220020120335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13220020120335 is a deficient number, since it is larger than the sum of its proper divisors (11036235283185).

13220020120335 is a wasteful number, since it uses less digits than its factorization.

13220020120335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429710047.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 13220020120335 its reverse (53302102002231), we get a palindrome (66522122122566).

The spelling of 13220020120335 in words is "thirteen trillion, two hundred twenty billion, twenty million, one hundred twenty thousand, three hundred thirty-five".