115520103550101 has 4 divisors (see below), whose sum is σ = 154026804733472. Its totient is φ = 77013402366732.

The previous prime is 115520103550063. The next prime is 115520103550129. The reversal of 115520103550101 is 101055301025511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 115520103550101 - 2⁹ = 115520103549589 is a prime.

It is a super-2 number, since 2×115520103550101² (a number of 29 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 (115520103550141) 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, 19253350591681 + ... + 19253350591686.

It is an arithmetic number, because the mean of its divisors is an integer number (38506701183368).

Almost surely, 2^{115520103550101} is an apocalyptic number.

It is an amenable number.

115520103550101 is a deficient number, since it is larger than the sum of its proper divisors (38506701183371).

115520103550101 is an equidigital number, since it uses as much as digits as its factorization.

115520103550101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38506701183370.

The product of its (nonzero) digits is 3750, while the sum is 30.

Adding to 115520103550101 its reverse (101055301025511), we get a palindrome (216575404575612).

The spelling of 115520103550101 in words is "one hundred fifteen trillion, five hundred twenty billion, one hundred three million, five hundred fifty thousand, one hundred one".