1016105505011 has 4 divisors (see below), whose sum is σ = 1030416850224. Its totient is φ = 1001794159800.

The previous prime is 1016105505007. The next prime is 1016105505049. The reversal of 1016105505011 is 1105055016101.

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

It is a cyclic number.

It is not a de Polignac number, because 1016105505011 - 2² = 1016105505007 is a prime.

It is a super-2 number, since 2×1016105505011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1016105505061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7155672500 + ... + 7155672641.

It is an arithmetic number, because the mean of its divisors is an integer number (257604212556).

Almost surely, 2^{1016105505011} is an apocalyptic number.

1016105505011 is a deficient number, since it is larger than the sum of its proper divisors (14311345213).

1016105505011 is an equidigital number, since it uses as much as digits as its factorization.

1016105505011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14311345212.

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

The spelling of 1016105505011 in words is "one trillion, sixteen billion, one hundred five million, five hundred five thousand, eleven".