40431301001123 has 2 divisors, whose sum is σ = 40431301001124. Its totient is φ = 40431301001122.

The previous prime is 40431301001099. The next prime is 40431301001131. The reversal of 40431301001123 is 32110010313404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40431301001123 - 2⁶ = 40431301001059 is a prime.

It is a super-2 number, since 2×40431301001123² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40431301001323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20215650500561 + 20215650500562.

It is an arithmetic number, because the mean of its divisors is an integer number (20215650500562).

Almost surely, 2^{40431301001123} is an apocalyptic number.

40431301001123 is a deficient number, since it is larger than the sum of its proper divisors (1).

40431301001123 is an equidigital number, since it uses as much as digits as its factorization.

40431301001123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 40431301001123 its reverse (32110010313404), we get a palindrome (72541311314527).

The spelling of 40431301001123 in words is "forty trillion, four hundred thirty-one billion, three hundred one million, one thousand, one hundred twenty-three".