11233220311012 has 24 divisors (see below), whose sum is σ = 22466511635904. Its totient is φ = 4814222058912.

The previous prime is 11233220310941. The next prime is 11233220311021. The reversal of 11233220311012 is 21011302233211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16612638 + ... + 17275594.

It is an arithmetic number, because the mean of its divisors is an integer number (936104651496).

Almost surely, 2^{11233220311012} is an apocalyptic number.

It is an amenable number.

11233220311012 is an abundant number, since it is smaller than the sum of its proper divisors (11233291324892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11233220311012 is a wasteful number, since it uses less digits than its factorization.

11233220311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268115 (or 1268113 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11233220311012 its reverse (21011302233211), we get a palindrome (32244522544223).

The spelling of 11233220311012 in words is "eleven trillion, two hundred thirty-three billion, two hundred twenty million, three hundred eleven thousand, twelve".