12211310012013 has 48 divisors (see below), whose sum is σ = 20500143061632. Its totient is φ = 6859705968000.

The previous prime is 12211310011997. The next prime is 12211310012059. The reversal of 12211310012013 is 31021001311221.

12211310012013 is a `hidden beast` number, since 1 + 221 + 1 + 310 + 0 + 120 + 13 = 666.

It is not a de Polignac number, because 12211310012013 - 2⁴ = 12211310011997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211310017013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6082383 + ... + 7836963.

It is an arithmetic number, because the mean of its divisors is an integer number (427086313784).

Almost surely, 2^{12211310012013} is an apocalyptic number.

It is an amenable number.

12211310012013 is a deficient number, since it is larger than the sum of its proper divisors (8288833049619).

12211310012013 is a wasteful number, since it uses less digits than its factorization.

12211310012013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756466 (or 1756463 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12211310012013 its reverse (31021001311221), we get a palindrome (43232311323234).

The spelling of 12211310012013 in words is "twelve trillion, two hundred eleven billion, three hundred ten million, twelve thousand, thirteen".