11213224012 has 12 divisors (see below), whose sum is σ = 19625461240. Its totient is φ = 5605949376.

The previous prime is 11213224003. The next prime is 11213224031. The reversal of 11213224012 is 21042231211.

It is a super-2 number, since 2×11213224012² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126558 + ... + 196069.

Almost surely, 2^11213224012 is an apocalyptic number.

It is an amenable number.

11213224012 is a deficient number, since it is larger than the sum of its proper divisors (8412237228).

11213224012 is a wasteful number, since it uses less digits than its factorization.

11213224012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331320 (or 331318 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11213224012 its reverse (21042231211), we get a palindrome (32255455223).

It can be divided in two parts, 11213 and 224012, that added together give a square (235225 = 485²).

The spelling of 11213224012 in words is "eleven billion, two hundred thirteen million, two hundred twenty-four thousand, twelve".