11272222412 has 24 divisors (see below), whose sum is σ = 21543191040. Its totient is φ = 5118143760.

The previous prime is 11272222399. The next prime is 11272222417. The reversal of 11272222412 is 21422227211.

It is not an unprimeable number, because it can be changed into a prime (11272222417) 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 7 ways as a sum of consecutive naturals, for example, 98948 + ... + 179819.

It is an arithmetic number, because the mean of its divisors is an integer number (897632960).

Almost surely, 2^11272222412 is an apocalyptic number.

It is an amenable number.

11272222412 is a deficient number, since it is larger than the sum of its proper divisors (10270968628).

11272222412 is a wasteful number, since it uses less digits than its factorization.

11272222412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279701 (or 279699 counting only the distinct ones).

The product of its digits is 1792, while the sum is 26.

Adding to 11272222412 its reverse (21422227211), we get a palindrome (32694449623).

The spelling of 11272222412 in words is "eleven billion, two hundred seventy-two million, two hundred twenty-two thousand, four hundred twelve".