11223352215 has 12 divisors (see below), whose sum is σ = 19453810584. Its totient is φ = 5985787824.

The previous prime is 11223352211. The next prime is 11223352219. The reversal of 11223352215 is 51225332211.

11223352215 is a `hidden beast` number, since 1 + 122 + 3 + 3 + 522 + 15 = 666.

It is an interprime number because it is at equal distance from previous prime (11223352211) and next prime (11223352219).

It is not a de Polignac number, because 11223352215 - 2² = 11223352211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223352211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124703869 + ... + 124703958.

It is an arithmetic number, because the mean of its divisors is an integer number (1621150882).

Almost surely, 2^11223352215 is an apocalyptic number.

11223352215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11223352215 is a deficient number, since it is larger than the sum of its proper divisors (8230458369).

11223352215 is a wasteful number, since it uses less digits than its factorization.

11223352215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249407838 (or 249407835 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

Adding to 11223352215 its reverse (51225332211), we get a palindrome (62448684426).

The spelling of 11223352215 in words is "eleven billion, two hundred twenty-three million, three hundred fifty-two thousand, two hundred fifteen".