11212013013101 has 2 divisors, whose sum is σ = 11212013013102. Its totient is φ = 11212013013100.

The previous prime is 11212013013077. The next prime is 11212013013109. The reversal of 11212013013101 is 10131031021211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9158885113225 + 2053127899876 = 3026365^2 + 1432874^2 .

It is an emirp because it is prime and its reverse (10131031021211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11212013013101 - 2²² = 11212008818797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11212013013101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11212013013109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606006506550 + 5606006506551.

It is an arithmetic number, because the mean of its divisors is an integer number (5606006506551).

Almost surely, 2^{11212013013101} is an apocalyptic number.

It is an amenable number.

11212013013101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212013013101 is an equidigital number, since it uses as much as digits as its factorization.

11212013013101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11212013013101 its reverse (10131031021211), we get a palindrome (21343044034312).

The spelling of 11212013013101 in words is "eleven trillion, two hundred twelve billion, thirteen million, thirteen thousand, one hundred one".