20330233111032 has 128 divisors (see below), whose sum is σ = 54825976181760. Its totient is φ = 6245090772480.

The previous prime is 20330233111031. The next prime is 20330233111063. The reversal of 20330233111032 is 23011133203302.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 20330233110993 and 20330233111011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330233111031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1710285393 + ... + 1710297279.

It is an arithmetic number, because the mean of its divisors is an integer number (428327938920).

Almost surely, 2^{20330233111032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20330233111032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27412988090880).

20330233111032 is an abundant number, since it is smaller than the sum of its proper divisors (34495743070728).

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

20330233111032 is a wasteful number, since it uses less digits than its factorization.

20330233111032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20533 (or 20529 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 20330233111032 its reverse (23011133203302), we get a palindrome (43341366314334).

The spelling of 20330233111032 in words is "twenty trillion, three hundred thirty billion, two hundred thirty-three million, one hundred eleven thousand, thirty-two".