100561054533 has 8 divisors (see below), whose sum is σ = 141968547648. Its totient is φ = 63097132224.

The previous prime is 100561054507. The next prime is 100561054571. The reversal of 100561054533 is 335450165001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100561054533 - 2¹² = 100561050437 is a prime.

It is a super-2 number, since 2×100561054533² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100561054494 and 100561054503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100561054133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 985892641 + ... + 985892742.

It is an arithmetic number, because the mean of its divisors is an integer number (17746068456).

Almost surely, 2^100561054533 is an apocalyptic number.

It is an amenable number.

100561054533 is a deficient number, since it is larger than the sum of its proper divisors (41407493115).

100561054533 is a wasteful number, since it uses less digits than its factorization.

100561054533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971785403.

The product of its (nonzero) digits is 27000, while the sum is 33.

The spelling of 100561054533 in words is "one hundred billion, five hundred sixty-one million, fifty-four thousand, five hundred thirty-three".