11221020210202 has 16 divisors (see below), whose sum is σ = 18543468145824. Its totient is φ = 5049964090000.

The previous prime is 11221020210151. The next prime is 11221020210269. The reversal of 11221020210202 is 20201202012211.

It is a happy number.

It is a super-2 number, since 2×11221020210202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524979824 + ... + 2524984267.

It is an arithmetic number, because the mean of its divisors is an integer number (1158966759114).

Almost surely, 2^{11221020210202} is an apocalyptic number.

11221020210202 is a deficient number, since it is larger than the sum of its proper divisors (7322447935622).

11221020210202 is a wasteful number, since it uses less digits than its factorization.

11221020210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5049964205.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11221020210202 its reverse (20201202012211), we get a palindrome (31422222222413).

The spelling of 11221020210202 in words is "eleven trillion, two hundred twenty-one billion, twenty million, two hundred ten thousand, two hundred two".