20233133221332 has 24 divisors (see below), whose sum is σ = 47210770789056. Its totient is φ = 6744359653888.

The previous prime is 20233133221331. The next prime is 20233133221333. The reversal of 20233133221332 is 23312233133202.

It is an interprime number because it is at equal distance from previous prime (20233133221331) and next prime (20233133221333).

It is a self number, because there is not a number n which added to its sum of digits gives 20233133221332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233133221331) 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, 2865268 + ... + 6976820.

It is an arithmetic number, because the mean of its divisors is an integer number (1967115449544).

Almost surely, 2^{20233133221332} is an apocalyptic number.

It is an amenable number.

20233133221332 is an abundant number, since it is smaller than the sum of its proper divisors (26977637567724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20233133221332 is a wasteful number, since it uses less digits than its factorization.

20233133221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521647 (or 4521645 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 20233133221332 its reverse (23312233133202), we get a palindrome (43545366354534).

The spelling of 20233133221332 in words is "twenty trillion, two hundred thirty-three billion, one hundred thirty-three million, two hundred twenty-one thousand, three hundred thirty-two".