22211122111202 has 8 divisors (see below), whose sum is σ = 33611521071276. Its totient is φ = 11007281754112.

The previous prime is 22211122111201. The next prime is 22211122111223. The reversal of 22211122111202 is 20211122111222.

It can be written as a sum of positive squares in 2 ways, for example, as 22158965143561 + 52156967641 = 4707331^2 + 228379^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22211122111201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49139650463 + ... + 49139650914.

Almost surely, 2^{22211122111202} is an apocalyptic number.

22211122111202 is a deficient number, since it is larger than the sum of its proper divisors (11400398960074).

22211122111202 is a wasteful number, since it uses less digits than its factorization.

22211122111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98279301492.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22211122111202 its sum of digits (20), we get a palindrome (22211122111222).

Adding to 22211122111202 its reverse (20211122111222), we get a palindrome (42422244222424).

The spelling of 22211122111202 in words is "twenty-two trillion, two hundred eleven billion, one hundred twenty-two million, one hundred eleven thousand, two hundred two".