43112003221023 has 16 divisors (see below), whose sum is σ = 62710996656000. Its totient is φ = 26127391661280.

The previous prime is 43112003220989. The next prime is 43112003221039. The reversal of 43112003221023 is 32012230021134.

It is not a de Polignac number, because 43112003221023 - 2²¹ = 43112001123871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43112003220984 and 43112003221002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43112003221073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26578873 + ... + 28154226.

It is an arithmetic number, because the mean of its divisors is an integer number (3919437291000).

Almost surely, 2^{43112003221023} is an apocalyptic number.

43112003221023 is a deficient number, since it is larger than the sum of its proper divisors (19598993434977).

43112003221023 is a wasteful number, since it uses less digits than its factorization.

43112003221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54756982.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 43112003221023 its reverse (32012230021134), we get a palindrome (75124233242157).

The spelling of 43112003221023 in words is "forty-three trillion, one hundred twelve billion, three million, two hundred twenty-one thousand, twenty-three".