1050110105561 has 8 divisors (see below), whose sum is σ = 1145680053984. Its totient is φ = 954557722720.

The previous prime is 1050110105549. The next prime is 1050110105563. The reversal of 1050110105561 is 1655010110501.

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-1050110105561 is a prime.

It is a super-2 number, since 2×1050110105561² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1050110105561.

It is not an unprimeable number, because it can be changed into a prime (1050110105563) 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, 4266236 + ... + 4505661.

It is an arithmetic number, because the mean of its divisors is an integer number (143210006748).

Almost surely, 2^{1050110105561} is an apocalyptic number.

1050110105561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1050110105561 is a deficient number, since it is larger than the sum of its proper divisors (95569948423).

1050110105561 is a wasteful number, since it uses less digits than its factorization.

1050110105561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8782791.

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 1050110105561 in words is "one trillion, fifty billion, one hundred ten million, one hundred five thousand, five hundred sixty-one".