115155442200101 has 2 divisors, whose sum is σ = 115155442200102. Its totient is φ = 115155442200100.

The previous prime is 115155442200023. The next prime is 115155442200107. The reversal of 115155442200101 is 101002244551511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94525042315201 + 20630399884900 = 9722399^2 + 4542070^2 .

It is a cyclic number.

It is not a de Polignac number, because 115155442200101 - 2⁴² = 110757395688997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115155442200107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57577721100050 + 57577721100051.

It is an arithmetic number, because the mean of its divisors is an integer number (57577721100051).

Almost surely, 2^{115155442200101} is an apocalyptic number.

It is an amenable number.

115155442200101 is a deficient number, since it is larger than the sum of its proper divisors (1).

115155442200101 is an equidigital number, since it uses as much as digits as its factorization.

115155442200101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8000, while the sum is 32.

Adding to 115155442200101 its reverse (101002244551511), we get a palindrome (216157686751612).

The spelling of 115155442200101 in words is "one hundred fifteen trillion, one hundred fifty-five billion, four hundred forty-two million, two hundred thousand, one hundred one".