40431130412103 has 12 divisors (see below), whose sum is σ = 58400688947328. Its totient is φ = 26954009753280.

The previous prime is 40431130412087. The next prime is 40431130412131. The reversal of 40431130412103 is 30121403113404.

40431130412103 is a `hidden beast` number, since 4 + 0 + 431 + 13 + 0 + 4 + 1 + 210 + 3 = 666.

It is not a de Polignac number, because 40431130412103 - 2⁴ = 40431130412087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40431130411103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3019650 + ... + 9485807.

It is an arithmetic number, because the mean of its divisors is an integer number (4866724078944).

Almost surely, 2^{40431130412103} is an apocalyptic number.

40431130412103 is a deficient number, since it is larger than the sum of its proper divisors (17969558535225).

40431130412103 is a wasteful number, since it uses less digits than its factorization.

40431130412103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12864694 (or 12864691 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 40431130412103 its reverse (30121403113404), we get a palindrome (70552533525507).

The spelling of 40431130412103 in words is "forty trillion, four hundred thirty-one billion, one hundred thirty million, four hundred twelve thousand, one hundred three".