3111012131011 has 16 divisors (see below), whose sum is σ = 3136844152000. Its totient is φ = 3085287625728.

The previous prime is 3111012130951. The next prime is 3111012131033. The reversal of 3111012131011 is 1101312101113.

It is a cyclic number.

It is not a de Polignac number, because 3111012131011 - 2³¹ = 3108864647363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3111012131041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455555545 + ... + 455562373.

It is an arithmetic number, because the mean of its divisors is an integer number (196052759500).

Almost surely, 2^{3111012131011} is an apocalyptic number.

3111012131011 is a deficient number, since it is larger than the sum of its proper divisors (25832020989).

3111012131011 is a wasteful number, since it uses less digits than its factorization.

3111012131011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14158.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 3111012131011 its reverse (1101312101113), we get a palindrome (4212324232124).

The spelling of 3111012131011 in words is "three trillion, one hundred eleven billion, twelve million, one hundred thirty-one thousand, eleven".