3011123120011 has 4 divisors (see below), whose sum is σ = 3012811917712. Its totient is φ = 3009434322312.

The previous prime is 3011123119993. The next prime is 3011123120051. The reversal of 3011123120011 is 1100213211103.

It is a happy number.

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 3011123120011 - 2¹³ = 3011123111819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3011123120051) 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, 844396176 + ... + 844399741.

It is an arithmetic number, because the mean of its divisors is an integer number (753202979428).

Almost surely, 2^{3011123120011} is an apocalyptic number.

3011123120011 is a deficient number, since it is larger than the sum of its proper divisors (1688797701).

3011123120011 is a wasteful number, since it uses less digits than its factorization.

3011123120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688797700.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 3011123120011 its reverse (1100213211103), we get a palindrome (4111336331114).

The spelling of 3011123120011 in words is "three trillion, eleven billion, one hundred twenty-three million, one hundred twenty thousand, eleven".