13101203213021 has 96 divisors (see below), whose sum is σ = 17117536674816. Its totient is φ = 9738586598400.

The previous prime is 13101203212991. The next prime is 13101203213029. The reversal of 13101203213021 is 12031230210131.

It is a happy number.

It is not a de Polignac number, because 13101203213021 - 2²² = 13101199018717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13101203212984 and 13101203213002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13101203213029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1188096710 + ... + 1188107736.

It is an arithmetic number, because the mean of its divisors is an integer number (178307673696).

Almost surely, 2^{13101203213021} is an apocalyptic number.

13101203213021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13101203213021 is a deficient number, since it is larger than the sum of its proper divisors (4016333461795).

13101203213021 is a wasteful number, since it uses less digits than its factorization.

13101203213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11331 (or 11290 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 13101203213021 its reverse (12031230210131), we get a palindrome (25132433423152).

The spelling of 13101203213021 in words is "thirteen trillion, one hundred one billion, two hundred three million, two hundred thirteen thousand, twenty-one".