100550550055061 has 8 divisors (see below), whose sum is σ = 106468684121880. Its totient is φ = 94632793302528.

The previous prime is 100550550055051. The next prime is 100550550055091. The reversal of 100550550055061 is 160550055055001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 46022737408036 + 54527812647025 = 6784006^2 + 7384295^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100550550055061 is a prime.

It is a super-2 number, since 2×100550550055061² (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 (100550550055051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93779816 + ... + 94845953.

It is an arithmetic number, because the mean of its divisors is an integer number (13308585515235).

Almost surely, 2^{100550550055061} is an apocalyptic number.

It is an amenable number.

100550550055061 is a deficient number, since it is larger than the sum of its proper divisors (5918134066819).

100550550055061 is a wasteful number, since it uses less digits than its factorization.

100550550055061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188657143.

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 100550550055061 in words is "one hundred trillion, five hundred fifty billion, five hundred fifty million, fifty-five thousand, sixty-one".