11212011001043 has 2 divisors, whose sum is σ = 11212011001044. Its totient is φ = 11212011001042.

The previous prime is 11212011001031. The next prime is 11212011001123. The reversal of 11212011001043 is 34010011021211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11212011001043 - 2⁴ = 11212011001027 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212011001943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606005500521 + 5606005500522.

It is an arithmetic number, because the mean of its divisors is an integer number (5606005500522).

Almost surely, 2^{11212011001043} is an apocalyptic number.

11212011001043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212011001043 is an equidigital number, since it uses as much as digits as its factorization.

11212011001043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11212011001043 its reverse (34010011021211), we get a palindrome (45222022022254).

The spelling of 11212011001043 in words is "eleven trillion, two hundred twelve billion, eleven million, one thousand, forty-three".