1012110020103 has 48 divisors (see below), whose sum is σ = 1671004774656. Its totient is φ = 533546807040.

The previous prime is 1012110019981. The next prime is 1012110020237. The reversal of 1012110020103 is 3010200112101.

It is not a de Polignac number, because 1012110020103 - 2¹³ = 1012110011911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012110020903) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6024976 + ... + 6190682.

It is an arithmetic number, because the mean of its divisors is an integer number (34812599472).

Almost surely, 2^{1012110020103} is an apocalyptic number.

1012110020103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1012110020103 is a deficient number, since it is larger than the sum of its proper divisors (658894754553).

1012110020103 is a wasteful number, since it uses less digits than its factorization.

1012110020103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167464 (or 167451 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1012110020103 its reverse (3010200112101), we get a palindrome (4022310132204).

The spelling of 1012110020103 in words is "one trillion, twelve billion, one hundred ten million, twenty thousand, one hundred three".