22211002212202 has 8 divisors (see below), whose sum is σ = 33440356491300. Its totient is φ = 11064216715104.

The previous prime is 22211002212187. The next prime is 22211002212229. The reversal of 22211002212202 is 20221220011222.

It can be written as a sum of positive squares in 2 ways, for example, as 21599432855361 + 611569356841 = 4647519^2 + 782029^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 22211002212202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20642194827 + ... + 20642195902.

Almost surely, 2^{22211002212202} is an apocalyptic number.

22211002212202 is a deficient number, since it is larger than the sum of its proper divisors (11229354279098).

22211002212202 is a wasteful number, since it uses less digits than its factorization.

22211002212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41284391000.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22211002212202 its reverse (20221220011222), we get a palindrome (42432222223424).

The spelling of 22211002212202 in words is "twenty-two trillion, two hundred eleven billion, two million, two hundred twelve thousand, two hundred two".