1003120300005 has 64 divisors (see below), whose sum is σ = 1667069214720. Its totient is φ = 514523923200.

The previous prime is 1003120299977. The next prime is 1003120300009. The reversal of 1003120300005 is 5000030213001.

It is a happy number.

It is not a de Polignac number, because 1003120300005 - 2⁷ = 1003120299877 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 not an unprimeable number, because it can be changed into a prime (1003120300009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 158142864 + ... + 158149206.

It is an arithmetic number, because the mean of its divisors is an integer number (26047956480).

Almost surely, 2^{1003120300005} is an apocalyptic number.

1003120300005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1003120300005 is a deficient number, since it is larger than the sum of its proper divisors (663948914715).

1003120300005 is a wasteful number, since it uses less digits than its factorization.

1003120300005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8442.

The product of its (nonzero) digits is 90, while the sum is 15.

Adding to 1003120300005 its reverse (5000030213001), we get a palindrome (6003150513006).

The spelling of 1003120300005 in words is "one trillion, three billion, one hundred twenty million, three hundred thousand, five".