2123232004320 has 384 divisors, whose sum is σ = 7724412896256. Its totient is φ = 480192577536.

The previous prime is 2123232004319. The next prime is 2123232004337. The reversal of 2123232004320 is 234002323212.

It is a super-2 number, since 2×2123232004320² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 342619462 + ... + 342625658.

It is an arithmetic number, because the mean of its divisors is an integer number (20115658584).

Almost surely, 2^{2123232004320} is an apocalyptic number.

2123232004320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2123232004320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3862206448128).

2123232004320 is an abundant number, since it is smaller than the sum of its proper divisors (5601180891936).

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

2123232004320 is a wasteful number, since it uses less digits than its factorization.

2123232004320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7282 (or 7274 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 2123232004320 its reverse (234002323212), we get a palindrome (2357234327532).

The spelling of 2123232004320 in words is "two trillion, one hundred twenty-three billion, two hundred thirty-two million, four thousand, three hundred twenty".