20211202223222 has 8 divisors (see below), whose sum is σ = 30888818492256. Its totient is φ = 9914929392472.

The previous prime is 20211202223221. The next prime is 20211202223239. The reversal of 20211202223222 is 22232220211202.

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

It is a super-2 number, since 2×20211202223222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211202223221) 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, 95335859438 + ... + 95335859649.

It is an arithmetic number, because the mean of its divisors is an integer number (3861102311532).

Almost surely, 2^{20211202223222} is an apocalyptic number.

20211202223222 is a deficient number, since it is larger than the sum of its proper divisors (10677616269034).

20211202223222 is a wasteful number, since it uses less digits than its factorization.

20211202223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190671719142.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20211202223222 its reverse (22232220211202), we get a palindrome (42443422434424).

The spelling of 20211202223222 in words is "twenty trillion, two hundred eleven billion, two hundred two million, two hundred twenty-three thousand, two hundred twenty-two".