43323103303431 has 32 divisors (see below), whose sum is σ = 68563782893568. Its totient is φ = 23810498039520.

The previous prime is 43323103303429. The next prime is 43323103303549. The reversal of 43323103303431 is 13430330132334.

It is not a de Polignac number, because 43323103303431 - 2¹ = 43323103303429 is a prime.

It is a super-2 number, since 2×43323103303431² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43323103303392 and 43323103303401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43323103303031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204030531 + ... + 204242756.

It is an arithmetic number, because the mean of its divisors is an integer number (2142618215424).

Almost surely, 2^{43323103303431} is an apocalyptic number.

43323103303431 is a deficient number, since it is larger than the sum of its proper divisors (25240679590137).

43323103303431 is a wasteful number, since it uses less digits than its factorization.

43323103303431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408273491.

The product of its (nonzero) digits is 69984, while the sum is 33.

Adding to 43323103303431 its reverse (13430330132334), we get a palindrome (56753433435765).

The spelling of 43323103303431 in words is "forty-three trillion, three hundred twenty-three billion, one hundred three million, three hundred three thousand, four hundred thirty-one".