1030112002145 has 4 divisors (see below), whose sum is σ = 1236134402580. Its totient is φ = 824089601712.

The previous prime is 1030112002103. The next prime is 1030112002147. The reversal of 1030112002145 is 5412002110301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 806621330641 + 223490671504 = 898121^2 + 472748^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1030112002145 is a prime.

It is a super-2 number, since 2×1030112002145² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1030112002147) 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 3 ways as a sum of consecutive naturals, for example, 103011200210 + ... + 103011200219.

It is an arithmetic number, because the mean of its divisors is an integer number (309033600645).

Almost surely, 2^{1030112002145} is an apocalyptic number.

It is an amenable number.

1030112002145 is a deficient number, since it is larger than the sum of its proper divisors (206022400435).

1030112002145 is an equidigital number, since it uses as much as digits as its factorization.

1030112002145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206022400434.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1030112002145 its reverse (5412002110301), we get a palindrome (6442114112446).

The spelling of 1030112002145 in words is "one trillion, thirty billion, one hundred twelve million, two thousand, one hundred forty-five".