11201000022212 has 144 divisors (see below), whose sum is σ = 26807512515840. Its totient is φ = 4025458483200.

The previous prime is 11201000022211. The next prime is 11201000022217. The reversal of 11201000022212 is 21222000010211.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (11201000022211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39349637 + ... + 39633267.

It is an arithmetic number, because the mean of its divisors is an integer number (186163281360).

Almost surely, 2^{11201000022212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11201000022212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13403756257920).

11201000022212 is an abundant number, since it is smaller than the sum of its proper divisors (15606512493628).

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

11201000022212 is a wasteful number, since it uses less digits than its factorization.

11201000022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285082 (or 285073 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11201000022212 its reverse (21222000010211), we get a palindrome (32423000032423).

The spelling of 11201000022212 in words is "eleven trillion, two hundred one billion, twenty-two thousand, two hundred twelve".