20321222301133 has 8 divisors (see below), whose sum is σ = 22350018636288. Its totient is φ = 18358943878704.

The previous prime is 20321222301109. The next prime is 20321222301137. The reversal of 20321222301133 is 33110322212302.

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

It is not a de Polignac number, because 20321222301133 - 2¹⁷ = 20321222170061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20321222301098 and 20321222301107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20321222301137) 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, 16629477541 + ... + 16629478762.

It is an arithmetic number, because the mean of its divisors is an integer number (2793752329536).

Almost surely, 2^{20321222301133} is an apocalyptic number.

It is an amenable number.

20321222301133 is a deficient number, since it is larger than the sum of its proper divisors (2028796335155).

20321222301133 is a wasteful number, since it uses less digits than its factorization.

20321222301133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33258956363.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20321222301133 its reverse (33110322212302), we get a palindrome (53431544513435).

The spelling of 20321222301133 in words is "twenty trillion, three hundred twenty-one billion, two hundred twenty-two million, three hundred one thousand, one hundred thirty-three".