20212211221233 has 8 divisors (see below), whose sum is σ = 28534886430048. Its totient is φ = 12682171746624.

The previous prime is 20212211221219. The next prime is 20212211221333. The reversal of 20212211221233 is 33212211221202.

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

It is not a de Polignac number, because 20212211221233 - 2¹³ = 20212211213041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20212211221333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198158933491 + ... + 198158933592.

It is an arithmetic number, because the mean of its divisors is an integer number (3566860803756).

Almost surely, 2^{20212211221233} is an apocalyptic number.

It is an amenable number.

20212211221233 is a deficient number, since it is larger than the sum of its proper divisors (8322675208815).

20212211221233 is a wasteful number, since it uses less digits than its factorization.

20212211221233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396317867103.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 20212211221233 its reverse (33212211221202), we get a palindrome (53424422442435).

The spelling of 20212211221233 in words is "twenty trillion, two hundred twelve billion, two hundred eleven million, two hundred twenty-one thousand, two hundred thirty-three".