11215210319 has 2 divisors, whose sum is σ = 11215210320. Its totient is φ = 11215210318.

The previous prime is 11215210271. The next prime is 11215210367. The reversal of 11215210319 is 91301251211.

It is a balanced prime because it is at equal distance from previous prime (11215210271) and next prime (11215210367).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11215210319 is a prime.

It is a super-4 number, since 4×11215210319⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11215210399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5607605159 + 5607605160.

It is an arithmetic number, because the mean of its divisors is an integer number (5607605160).

Almost surely, 2^11215210319 is an apocalyptic number.

11215210319 is a deficient number, since it is larger than the sum of its proper divisors (1).

11215210319 is an equidigital number, since it uses as much as digits as its factorization.

11215210319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 26.

The spelling of 11215210319 in words is "eleven billion, two hundred fifteen million, two hundred ten thousand, three hundred nineteen".