11012012043 has 8 divisors (see below), whose sum is σ = 14683189248. Its totient is φ = 7341088104.

The previous prime is 11012012041. The next prime is 11012012057. The reversal of 11012012043 is 34021021011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11012012043 - 2¹ = 11012012041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11012012041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93930 + ... + 175632.

It is an arithmetic number, because the mean of its divisors is an integer number (1835398656).

Almost surely, 2^11012012043 is an apocalyptic number.

11012012043 is a deficient number, since it is larger than the sum of its proper divisors (3671177205).

11012012043 is an equidigital number, since it uses as much as digits as its factorization.

11012012043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126633.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11012012043 its reverse (34021021011), we get a palindrome (45033033054).

The spelling of 11012012043 in words is "eleven billion, twelve million, twelve thousand, forty-three".