22212100012022 has 8 divisors (see below), whose sum is σ = 33438432148896. Its totient is φ = 11065955962392.

The previous prime is 22212100012013. The next prime is 22212100012027. The reversal of 22212100012022 is 22021000121222.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212100012027) 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, 20047021118 + ... + 20047022225.

It is an arithmetic number, because the mean of its divisors is an integer number (4179804018612).

Almost surely, 2^{22212100012022} is an apocalyptic number.

22212100012022 is a deficient number, since it is larger than the sum of its proper divisors (11226332136874).

22212100012022 is a wasteful number, since it uses less digits than its factorization.

22212100012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40094043622.

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

Adding to 22212100012022 its reverse (22021000121222), we get a palindrome (44233100133244).

The spelling of 22212100012022 in words is "twenty-two trillion, two hundred twelve billion, one hundred million, twelve thousand, twenty-two".