1043431101212 has 12 divisors (see below), whose sum is σ = 1826024840640. Its totient is φ = 521709718176.

The previous prime is 1043431101199. The next prime is 1043431101289. The reversal of 1043431101212 is 2121011343401.

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, 1042412 + ... + 1781427.

It is an arithmetic number, because the mean of its divisors is an integer number (152168736720).

Almost surely, 2^{1043431101212} is an apocalyptic number.

It is an amenable number.

1043431101212 is a deficient number, since it is larger than the sum of its proper divisors (782593739428).

1043431101212 is a wasteful number, since it uses less digits than its factorization.

1043431101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916220 (or 2916218 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1043431101212 its reverse (2121011343401), we get a palindrome (3164442444613).

The spelling of 1043431101212 in words is "one trillion, forty-three billion, four hundred thirty-one million, one hundred one thousand, two hundred twelve".