20222212221022 has 16 divisors (see below), whose sum is σ = 34666874835840. Its totient is φ = 8666606051928.

The previous prime is 20222212221007. The next prime is 20222212221023. The reversal of 20222212221022 is 22012221222202.

It is a super-2 number, since 2×20222212221022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222212220984 and 20222212221002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222212221023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2425272 + ... + 6806347.

It is an arithmetic number, because the mean of its divisors is an integer number (2166679677240).

Almost surely, 2^{20222212221022} is an apocalyptic number.

20222212221022 is a deficient number, since it is larger than the sum of its proper divisors (14444662614818).

20222212221022 is a wasteful number, since it uses less digits than its factorization.

20222212221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9388095.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 20222212221022 its reverse (22012221222202), we get a palindrome (42234433443224).

The spelling of 20222212221022 in words is "twenty trillion, two hundred twenty-two billion, two hundred twelve million, two hundred twenty-one thousand, twenty-two".