43112331004 has 12 divisors (see below), whose sum is σ = 75448213344. Its totient is φ = 21555698624.

The previous prime is 43112330977. The next prime is 43112331013. The reversal of 43112331004 is 40013321134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168477 + ... + 338539.

It is an arithmetic number, because the mean of its divisors is an integer number (6287351112).

Almost surely, 2^43112331004 is an apocalyptic number.

It is an amenable number.

43112331004 is a deficient number, since it is larger than the sum of its proper divisors (32335882340).

43112331004 is a wasteful number, since it uses less digits than its factorization.

43112331004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233444 (or 233442 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 43112331004 its reverse (40013321134), we get a palindrome (83125652138).

The spelling of 43112331004 in words is "forty-three billion, one hundred twelve million, three hundred thirty-one thousand, four".