22212001110202 has 4 divisors (see below), whose sum is σ = 33318001665306. Its totient is φ = 11106000555100.

The previous prime is 22212001110197. The next prime is 22212001110239. The reversal of 22212001110202 is 20201110021222.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 19818603372481 + 2393397737721 = 4451809^2 + 1547061^2 .

It is a super-2 number, since 2×22212001110202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5553000277549 + ... + 5553000277552.

Almost surely, 2^{22212001110202} is an apocalyptic number.

22212001110202 is a deficient number, since it is larger than the sum of its proper divisors (11106000555104).

22212001110202 is a wasteful number, since it uses less digits than its factorization.

22212001110202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11106000555103.

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

Adding to 22212001110202 its reverse (20201110021222), we get a palindrome (42413111131424).

The spelling of 22212001110202 in words is "twenty-two trillion, two hundred twelve billion, one million, one hundred ten thousand, two hundred two".