11215226105201 has 2 divisors, whose sum is σ = 11215226105202. Its totient is φ = 11215226105200.

The previous prime is 11215226105147. The next prime is 11215226105233. The reversal of 11215226105201 is 10250162251211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6308757452176 + 4906468653025 = 2511724^2 + 2215055^2 .

It is a cyclic number.

It is not a de Polignac number, because 11215226105201 - 2⁶ = 11215226105137 is a prime.

It is not a weakly prime, because it can be changed into another prime (11215226105261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5607613052600 + 5607613052601.

It is an arithmetic number, because the mean of its divisors is an integer number (5607613052601).

Almost surely, 2^{11215226105201} is an apocalyptic number.

It is an amenable number.

11215226105201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11215226105201 is an equidigital number, since it uses as much as digits as its factorization.

11215226105201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 11215226105201 its reverse (10250162251211), we get a palindrome (21465388356412).

The spelling of 11215226105201 in words is "eleven trillion, two hundred fifteen billion, two hundred twenty-six million, one hundred five thousand, two hundred one".