11101202120213 has 2 divisors, whose sum is σ = 11101202120214. Its totient is φ = 11101202120212.

The previous prime is 11101202120209. The next prime is 11101202120263. The reversal of 11101202120213 is 31202120210111.

It is a happy number.

11101202120213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8465667414724 + 2635534705489 = 2909582^2 + 1623433^2 .

It is a cyclic number.

It is not a de Polignac number, because 11101202120213 - 2² = 11101202120209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11101202120191 and 11101202120200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11101202120263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550601060106 + 5550601060107.

It is an arithmetic number, because the mean of its divisors is an integer number (5550601060107).

Almost surely, 2^{11101202120213} is an apocalyptic number.

It is an amenable number.

11101202120213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101202120213 is an equidigital number, since it uses as much as digits as its factorization.

11101202120213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11101202120213 its reverse (31202120210111), we get a palindrome (42303322330324).

The spelling of 11101202120213 in words is "eleven trillion, one hundred one billion, two hundred two million, one hundred twenty thousand, two hundred thirteen".