1050555501101 has 4 divisors (see below), whose sum is σ = 1050967324704. Its totient is φ = 1050143677500.

The previous prime is 1050555500989. The next prime is 1050555501103. The reversal of 1050555501101 is 1011055550501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1050555501101 - 2¹⁰ = 1050555500077 is a prime.

It is a super-2 number, since 2×1050555501101² (a number of 25 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 (1050555501103) 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 3 ways as a sum of consecutive naturals, for example, 205907975 + ... + 205913076.

It is an arithmetic number, because the mean of its divisors is an integer number (262741831176).

Almost surely, 2^{1050555501101} is an apocalyptic number.

It is an amenable number.

1050555501101 is a deficient number, since it is larger than the sum of its proper divisors (411823603).

1050555501101 is an equidigital number, since it uses as much as digits as its factorization.

1050555501101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411823602.

The product of its (nonzero) digits is 3125, while the sum is 29.

The spelling of 1050555501101 in words is "one trillion, fifty billion, five hundred fifty-five million, five hundred one thousand, one hundred one".