22212021121022 has 8 divisors (see below), whose sum is σ = 33345959624496. Its totient is φ = 11096701246192.

The previous prime is 22212021121013. The next prime is 22212021121027. The reversal of 22212021121022 is 22012112021222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22212021120985 and 22212021121003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212021121027) 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, 4654654178 + ... + 4654658949.

It is an arithmetic number, because the mean of its divisors is an integer number (4168244953062).

Almost surely, 2^{22212021121022} is an apocalyptic number.

22212021121022 is a deficient number, since it is larger than the sum of its proper divisors (11133938503474).

22212021121022 is a wasteful number, since it uses less digits than its factorization.

22212021121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9309314322.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22212021121022 its reverse (22012112021222), we get a palindrome (44224133142244).

The spelling of 22212021121022 in words is "twenty-two trillion, two hundred twelve billion, twenty-one million, one hundred twenty-one thousand, twenty-two".