11201002121222 has 4 divisors (see below), whose sum is σ = 16801503181836. Its totient is φ = 5600501060610.

The previous prime is 11201002121159. The next prime is 11201002121237. The reversal of 11201002121222 is 22212120010211.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11201002121222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800250530304 + ... + 2800250530307.

It is an arithmetic number, because the mean of its divisors is an integer number (4200375795459).

Almost surely, 2^{11201002121222} is an apocalyptic number.

11201002121222 is a deficient number, since it is larger than the sum of its proper divisors (5600501060614).

11201002121222 is an equidigital number, since it uses as much as digits as its factorization.

11201002121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5600501060613.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11201002121222 its reverse (22212120010211), we get a palindrome (33413122131433).

The spelling of 11201002121222 in words is "eleven trillion, two hundred one billion, two million, one hundred twenty-one thousand, two hundred twenty-two".