103512200401145 has 8 divisors (see below), whose sum is σ = 124228111379400. Its totient is φ = 82800779722240.

The previous prime is 103512200401123. The next prime is 103512200401193. The reversal of 103512200401145 is 541104002215301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12613919385664 + 90898281015481 = 3551608^2 + 9534059^2 .

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

It is not a de Polignac number, because 103512200401145 - 2²² = 103512196206841 is a prime.

It is a super-2 number, since 2×103512200401145² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1122524120 + ... + 1122616329.

It is an arithmetic number, because the mean of its divisors is an integer number (15528513922425).

Almost surely, 2^{103512200401145} is an apocalyptic number.

It is an amenable number.

103512200401145 is a deficient number, since it is larger than the sum of its proper divisors (20715910978255).

103512200401145 is an equidigital number, since it uses as much as digits as its factorization.

103512200401145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245149675.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 103512200401145 its reverse (541104002215301), we get a palindrome (644616202616446).

The spelling of 103512200401145 in words is "one hundred three trillion, five hundred twelve billion, two hundred million, four hundred one thousand, one hundred forty-five".