22021101020222 has 8 divisors (see below), whose sum is σ = 33067207670400. Its totient is φ = 10998698463424.

The previous prime is 22021101020221. The next prime is 22021101020309. The reversal of 22021101020222 is 22202010112022.

It is a happy number.

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 22021101020222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021101020221) 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, 5926021022 + ... + 5926024737.

It is an arithmetic number, because the mean of its divisors is an integer number (4133400958800).

Almost surely, 2^{22021101020222} is an apocalyptic number.

22021101020222 is a deficient number, since it is larger than the sum of its proper divisors (11046106650178).

22021101020222 is a wasteful number, since it uses less digits than its factorization.

22021101020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11852046690.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22021101020222 its reverse (22202010112022), we get a palindrome (44223111132244).

The spelling of 22021101020222 in words is "twenty-two trillion, twenty-one billion, one hundred one million, twenty thousand, two hundred twenty-two".