13100120100220 has 48 divisors (see below), whose sum is σ = 28711419589440. Its totient is φ = 5011334721536.

The previous prime is 13100120100173. The next prime is 13100120100227. The reversal of 13100120100220 is 2200102100131.

It is a super-2 number, since 2×13100120100220² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13100120100220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13100120100227) 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, 95964 + ... + 5119516.

It is an arithmetic number, because the mean of its divisors is an integer number (598154574780).

Almost surely, 2^{13100120100220} is an apocalyptic number.

13100120100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13100120100220 is an abundant number, since it is smaller than the sum of its proper divisors (15611299489220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13100120100220 is a wasteful number, since it uses less digits than its factorization.

13100120100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029254 (or 5029252 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 13100120100220 its reverse (2200102100131), we get a palindrome (15300222200351).

The spelling of 13100120100220 in words is "thirteen trillion, one hundred billion, one hundred twenty million, one hundred thousand, two hundred twenty".