1005361111111 has 16 divisors (see below), whose sum is σ = 1207565452800. Its totient is φ = 818341194528.

The previous prime is 1005361111081. The next prime is 1005361111123. The reversal of 1005361111111 is 1111111635001.

It is not a de Polignac number, because 1005361111111 - 2⁷ = 1005361110983 is a prime.

1005361111111 is a modest number, since divided by 1111111 gives 100536 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005361111141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22439776 + ... + 22484533.

It is an arithmetic number, because the mean of its divisors is an integer number (75472840800).

Almost surely, 2^{1005361111111} is an apocalyptic number.

1005361111111 is a deficient number, since it is larger than the sum of its proper divisors (202204341689).

1005361111111 is a wasteful number, since it uses less digits than its factorization.

1005361111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44924478.

The product of its (nonzero) digits is 90, while the sum is 22.

Adding to 1005361111111 its reverse (1111111635001), we get a palindrome (2116472746112).

The spelling of 1005361111111 in words is "one trillion, five billion, three hundred sixty-one million, one hundred eleven thousand, one hundred eleven".