3203040123145 has 8 divisors (see below), whose sum is σ = 3843908981640. Its totient is φ = 2562258209280.

The previous prime is 3203040123139. The next prime is 3203040123169. The reversal of 3203040123145 is 5413210403023.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 695976399504 + 2507063723641 = 834252^2 + 1583371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3203040123145 - 2¹¹ = 3203040121097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21655080 + ... + 21802489.

It is an arithmetic number, because the mean of its divisors is an integer number (480488622705).

Almost surely, 2^{3203040123145} is an apocalyptic number.

It is an amenable number.

3203040123145 is a deficient number, since it is larger than the sum of its proper divisors (640868858495).

3203040123145 is a wasteful number, since it uses less digits than its factorization.

3203040123145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43472315.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 3203040123145 its reverse (5413210403023), we get a palindrome (8616250526168).

The spelling of 3203040123145 in words is "three trillion, two hundred three billion, forty million, one hundred twenty-three thousand, one hundred forty-five".