13755552204101 has 4 divisors (see below), whose sum is σ = 14564702333772. Its totient is φ = 12946402074432.

The previous prime is 13755552204083. The next prime is 13755552204103. The reversal of 13755552204101 is 10140225555731.

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 9658980252100 + 4096571952001 = 3107890^2 + 2023999^2 .

It is a cyclic number.

It is not a de Polignac number, because 13755552204101 - 2²⁶ = 13755485095237 is a prime.

It is a super-2 number, since 2×13755552204101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13755552204103) 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, 404575064810 + ... + 404575064843.

It is an arithmetic number, because the mean of its divisors is an integer number (3641175583443).

Almost surely, 2^{13755552204101} is an apocalyptic number.

It is an amenable number.

13755552204101 is a deficient number, since it is larger than the sum of its proper divisors (809150129671).

13755552204101 is an equidigital number, since it uses as much as digits as its factorization.

13755552204101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809150129670.

The product of its (nonzero) digits is 210000, while the sum is 41.

Adding to 13755552204101 its reverse (10140225555731), we get a palindrome (23895777759832).

The spelling of 13755552204101 in words is "thirteen trillion, seven hundred fifty-five billion, five hundred fifty-two million, two hundred four thousand, one hundred one".