13421001111101 has 4 divisors (see below), whose sum is σ = 13454469942204. Its totient is φ = 13387532280000.

The previous prime is 13421001111071. The next prime is 13421001111137. The reversal of 13421001111101 is 10111110012431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12780839500900 + 640161610201 = 3575030^2 + 800101^2 .

It is a cyclic number.

It is not a de Polignac number, because 13421001111101 - 2¹⁴ = 13421001094717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13421001111101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13421001011101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16734414950 + ... + 16734415751.

It is an arithmetic number, because the mean of its divisors is an integer number (3363617485551).

Almost surely, 2^{13421001111101} is an apocalyptic number.

It is an amenable number.

13421001111101 is a deficient number, since it is larger than the sum of its proper divisors (33468831103).

13421001111101 is an equidigital number, since it uses as much as digits as its factorization.

13421001111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33468831102.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 13421001111101 its reverse (10111110012431), we get a palindrome (23532111123532).

The spelling of 13421001111101 in words is "thirteen trillion, four hundred twenty-one billion, one million, one hundred eleven thousand, one hundred one".