12101233031213 has 2 divisors, whose sum is σ = 12101233031214. Its totient is φ = 12101233031212.

The previous prime is 12101233031201. The next prime is 12101233031297. The reversal of 12101233031213 is 31213033210121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12095906658889 + 5326372324 = 3477917^2 + 72982^2 .

It is a cyclic number.

It is not a de Polignac number, because 12101233031213 - 2⁴ = 12101233031197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101293031213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050616515606 + 6050616515607.

It is an arithmetic number, because the mean of its divisors is an integer number (6050616515607).

Almost surely, 2^{12101233031213} is an apocalyptic number.

It is an amenable number.

12101233031213 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101233031213 is an equidigital number, since it uses as much as digits as its factorization.

12101233031213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12101233031213 its reverse (31213033210121), we get a palindrome (43314266241334).

The spelling of 12101233031213 in words is "twelve trillion, one hundred one billion, two hundred thirty-three million, thirty-one thousand, two hundred thirteen".