13311101010420 has 36 divisors (see below), whose sum is σ = 40377006398820. Its totient is φ = 3549626936064.

The previous prime is 13311101010419. The next prime is 13311101010437. The reversal of 13311101010420 is 2401010111331.

It is a happy number.

13311101010420 is a `hidden beast` number, since 1 + 3 + 31 + 110 + 101 + 0 + 420 = 666.

13311101010420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8977226424804 + 4333874585616 = 2996202^2 + 2081796^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13311101010393 and 13311101010402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36975280405 + ... + 36975280764.

Almost surely, 2^{13311101010420} is an apocalyptic number.

13311101010420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13311101010420 is an abundant number, since it is smaller than the sum of its proper divisors (27065905388400).

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

13311101010420 is a wasteful number, since it uses less digits than its factorization.

13311101010420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73950561184 (or 73950561179 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 13311101010420 its reverse (2401010111331), we get a palindrome (15712111121751).

The spelling of 13311101010420 in words is "thirteen trillion, three hundred eleven billion, one hundred one million, ten thousand, four hundred twenty".