1030143325505 has 64 divisors (see below), whose sum is σ = 1493951496192. Its totient is φ = 667096024320.

The previous prime is 1030143325501. The next prime is 1030143325511. The reversal of 1030143325505 is 5055233410301.

It is not a de Polignac number, because 1030143325505 - 2² = 1030143325501 is a prime.

It is a super-2 number, since 2×1030143325505² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030143325501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7712147 + ... + 7844583.

It is an arithmetic number, because the mean of its divisors is an integer number (23342992128).

Almost surely, 2^{1030143325505} is an apocalyptic number.

It is an amenable number.

1030143325505 is a deficient number, since it is larger than the sum of its proper divisors (463808170687).

1030143325505 is a wasteful number, since it uses less digits than its factorization.

1030143325505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132654.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 1030143325505 its reverse (5055233410301), we get a palindrome (6085376735806).

The spelling of 1030143325505 in words is "one trillion, thirty billion, one hundred forty-three million, three hundred twenty-five thousand, five hundred five".