20133212222 has 8 divisors (see below), whose sum is σ = 30250747296. Its totient is φ = 10049629792.

The previous prime is 20133212201. The next prime is 20133212243. The reversal of 20133212222 is 22221233102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20133212201) and next prime (20133212243).

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 = 20133212194 and 20133212203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8486678 + ... + 8489049.

It is an arithmetic number, because the mean of its divisors is an integer number (3781343412).

Almost surely, 2^20133212222 is an apocalyptic number.

20133212222 is a deficient number, since it is larger than the sum of its proper divisors (10117535074).

20133212222 is a wasteful number, since it uses less digits than its factorization.

20133212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16976322.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20133212222 its reverse (22221233102), we get a palindrome (42354445324).

The spelling of 20133212222 in words is "twenty billion, one hundred thirty-three million, two hundred twelve thousand, two hundred twenty-two".