11220010012 has 24 divisors (see below), whose sum is σ = 20104486416. Its totient is φ = 5477353728.

The previous prime is 11220010001. The next prime is 11220010019. The reversal of 11220010012 is 21001002211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220010019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154963 + ... + 215530.

It is an arithmetic number, because the mean of its divisors is an integer number (837686934).

Almost surely, 2^11220010012 is an apocalyptic number.

It is an amenable number.

11220010012 is a deficient number, since it is larger than the sum of its proper divisors (8884476404).

11220010012 is a wasteful number, since it uses less digits than its factorization.

11220010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370677 (or 370675 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11220010012 its reverse (21001002211), we get a palindrome (32221012223).

The spelling of 11220010012 in words is "eleven billion, two hundred twenty million, ten thousand, twelve".