1012110112005 has 16 divisors (see below), whose sum is σ = 1638886737600. Its totient is φ = 533288540288.

The previous prime is 1012110111973. The next prime is 1012110112051. The reversal of 1012110112005 is 5002110112101.

It is not a de Polignac number, because 1012110112005 - 2⁵ = 1012110111973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406468680 + ... + 406471169.

It is an arithmetic number, because the mean of its divisors is an integer number (102430421100).

Almost surely, 2^{1012110112005} is an apocalyptic number.

1012110112005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1012110112005 is a deficient number, since it is larger than the sum of its proper divisors (626776625595).

1012110112005 is an equidigital number, since it uses as much as digits as its factorization.

1012110112005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812939940.

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 1012110112005 its reverse (5002110112101), we get a palindrome (6014220224106).

The spelling of 1012110112005 in words is "one trillion, twelve billion, one hundred ten million, one hundred twelve thousand, five".