11043031222312 has 8 divisors (see below), whose sum is σ = 20705683541850. Its totient is φ = 5521515611152.

The previous prime is 11043031222273. The next prime is 11043031222471. The reversal of 11043031222312 is 21322213034011.

It can be written as a sum of positive squares in only one way, i.e., 9923722237636 + 1119308984676 = 3150194^2 + 1057974^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690189451387 + ... + 690189451402.

Almost surely, 2^{11043031222312} is an apocalyptic number.

It is an amenable number.

11043031222312 is a deficient number, since it is larger than the sum of its proper divisors (9662652319538).

11043031222312 is a wasteful number, since it uses less digits than its factorization.

11043031222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380378902795 (or 1380378902791 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 11043031222312 its reverse (21322213034011), we get a palindrome (32365244256323).

The spelling of 11043031222312 in words is "eleven trillion, forty-three billion, thirty-one million, two hundred twenty-two thousand, three hundred twelve".