11221012202 has 16 divisors (see below), whose sum is σ = 16867008000. Its totient is φ = 5598690240.

The previous prime is 11221012193. The next prime is 11221012207. The reversal of 11221012202 is 20221012211.

It is a super-2 number, since 2×11221012202² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11221012207) 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, 2335799 + ... + 2340597.

It is an arithmetic number, because the mean of its divisors is an integer number (1054188000).

Almost surely, 2^11221012202 is an apocalyptic number.

11221012202 is a deficient number, since it is larger than the sum of its proper divisors (5645995798).

11221012202 is a wasteful number, since it uses less digits than its factorization.

11221012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7021.

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

Adding to 11221012202 its reverse (20221012211), we get a palindrome (31442024413).

Subtracting 11221012202 from its reverse (20221012211), we obtain a palindrome (9000000009).

The spelling of 11221012202 in words is "eleven billion, two hundred twenty-one million, twelve thousand, two hundred two".