2311212202013 has 64 divisors (see below), whose sum is σ = 2886207012864. Its totient is φ = 1821369888000.

The previous prime is 2311212202001. The next prime is 2311212202021. The reversal of 2311212202013 is 3102022121132.

It is not a de Polignac number, because 2311212202013 - 2⁸ = 2311212201757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311212202073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 62801648 + ... + 62838438.

It is an arithmetic number, because the mean of its divisors is an integer number (45096984576).

Almost surely, 2^{2311212202013} is an apocalyptic number.

It is an amenable number.

2311212202013 is a deficient number, since it is larger than the sum of its proper divisors (574994810851).

2311212202013 is a wasteful number, since it uses less digits than its factorization.

2311212202013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37266.

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

Adding to 2311212202013 its reverse (3102022121132), we get a palindrome (5413234323145).

The spelling of 2311212202013 in words is "two trillion, three hundred eleven billion, two hundred twelve million, two hundred two thousand, thirteen".