1012013231003 has 16 divisors (see below), whose sum is σ = 1118903486976. Its totient is φ = 910442332800.

The previous prime is 1012013230951. The next prime is 1012013231059. The reversal of 1012013231003 is 3001323102101.

It is a cyclic number.

It is not a de Polignac number, because 1012013231003 - 2⁸ = 1012013230747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012013231083) 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, 324551 + ... + 1459232.

It is an arithmetic number, because the mean of its divisors is an integer number (69931467936).

Almost surely, 2^{1012013231003} is an apocalyptic number.

1012013231003 is a deficient number, since it is larger than the sum of its proper divisors (106890255973).

1012013231003 is a wasteful number, since it uses less digits than its factorization.

1012013231003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785274.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1012013231003 its reverse (3001323102101), we get a palindrome (4013336333104).

The spelling of 1012013231003 in words is "one trillion, twelve billion, thirteen million, two hundred thirty-one thousand, three".