1001055550106 has 4 divisors (see below), whose sum is σ = 1501583325162. Its totient is φ = 500527775052.

The previous prime is 1001055550091. The next prime is 1001055550139. The reversal of 1001055550106 is 6010555501001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 692465301025 + 308590249081 = 832145^2 + 555509^2 .

It is a super-2 number, since 2×1001055550106² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250263887525 + ... + 250263887528.

Almost surely, 2^{1001055550106} is an apocalyptic number.

1001055550106 is a deficient number, since it is larger than the sum of its proper divisors (500527775056).

1001055550106 is an equidigital number, since it uses as much as digits as its factorization.

1001055550106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500527775055.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 1001055550106 in words is "one trillion, one billion, fifty-five million, five hundred fifty thousand, one hundred six".