11221234485 has 16 divisors (see below), whose sum is σ = 18258281280. Its totient is φ = 5883223040.

The previous prime is 11221234483. The next prime is 11221234501. The reversal of 11221234485 is 58443212211.

It is not a de Polignac number, because 11221234485 - 2¹ = 11221234483 is a prime.

It is a super-2 number, since 2×11221234485² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221234483) 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 in 15 ways as a sum of consecutive naturals, for example, 6338796 + ... + 6340565.

It is an arithmetic number, because the mean of its divisors is an integer number (1141142580).

Almost surely, 2^11221234485 is an apocalyptic number.

11221234485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11221234485 is a deficient number, since it is larger than the sum of its proper divisors (7037046795).

11221234485 is a wasteful number, since it uses less digits than its factorization.

11221234485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12679428.

The product of its digits is 15360, while the sum is 33.

Adding to 11221234485 its reverse (58443212211), we get a palindrome (69664446696).

The spelling of 11221234485 in words is "eleven billion, two hundred twenty-one million, two hundred thirty-four thousand, four hundred eighty-five".