20033223223222 has 16 divisors (see below), whose sum is σ = 32783356713744. Its totient is φ = 9105533136000.

The previous prime is 20033223223183. The next prime is 20033223223261. The reversal of 20033223223222 is 22232232233002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20033223223183) and next prime (20033223223261).

It is a super-2 number, since 2×20033223223222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23441679 + ... + 24281242.

It is an arithmetic number, because the mean of its divisors is an integer number (2048959794609).

Almost surely, 2^{20033223223222} is an apocalyptic number.

20033223223222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20033223223222 is a deficient number, since it is larger than the sum of its proper divisors (12750133490522).

20033223223222 is a wasteful number, since it uses less digits than its factorization.

20033223223222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47742015.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 20033223223222 its reverse (22232232233002), we get a palindrome (42265455456224).

The spelling of 20033223223222 in words is "twenty trillion, thirty-three billion, two hundred twenty-three million, two hundred twenty-three thousand, two hundred twenty-two".