101561301335441 has 4 divisors (see below), whose sum is σ = 104306201371572. Its totient is φ = 98816401299312.

The previous prime is 101561301335419. The next prime is 101561301335453. The reversal of 101561301335441 is 144533103165101.

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 70964871124225 + 30596430211216 = 8424065^2 + 5531404^2 .

It is a cyclic number.

It is not a de Polignac number, because 101561301335441 - 2¹⁰ = 101561301334417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101561301335395 and 101561301335404.

It is not an unprimeable number, because it can be changed into a prime (101561301335471) 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, 1372450018010 + ... + 1372450018083.

It is an arithmetic number, because the mean of its divisors is an integer number (26076550342893).

Almost surely, 2^{101561301335441} is an apocalyptic number.

It is an amenable number.

101561301335441 is a deficient number, since it is larger than the sum of its proper divisors (2744900036131).

101561301335441 is an equidigital number, since it uses as much as digits as its factorization.

101561301335441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2744900036130.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 101561301335441 in words is "one hundred one trillion, five hundred sixty-one billion, three hundred one million, three hundred thirty-five thousand, four hundred forty-one".