11012340001043 has 4 divisors (see below), whose sum is σ = 11309970811920. Its totient is φ = 10714709190168.

The previous prime is 11012340000947. The next prime is 11012340001049. The reversal of 11012340001043 is 34010004321011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11012340001043 - 2⁸ = 11012340000787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012340001049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148815405383 + ... + 148815405456.

It is an arithmetic number, because the mean of its divisors is an integer number (2827492702980).

Almost surely, 2^{11012340001043} is an apocalyptic number.

11012340001043 is a deficient number, since it is larger than the sum of its proper divisors (297630810877).

11012340001043 is an equidigital number, since it uses as much as digits as its factorization.

11012340001043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297630810876.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11012340001043 its reverse (34010004321011), we get a palindrome (45022344322054).

The spelling of 11012340001043 in words is "eleven trillion, twelve billion, three hundred forty million, one thousand, forty-three".