2123321302032 has 80 divisors (see below), whose sum is σ = 6269039291520. Its totient is φ = 606645236736.

The previous prime is 2123321302021. The next prime is 2123321302033. The reversal of 2123321302032 is 2302031233212.

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 = 2123321301993 and 2123321302011.

It is not an unprimeable number, because it can be changed into a prime (2123321302033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14742238 + ... + 14885570.

It is an arithmetic number, because the mean of its divisors is an integer number (78362991144).

Almost surely, 2^{2123321302032} is an apocalyptic number.

It is an amenable number.

2123321302032 is an abundant number, since it is smaller than the sum of its proper divisors (4145717989488).

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

2123321302032 is a wasteful number, since it uses less digits than its factorization.

2123321302032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187440 (or 187434 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2123321302032 its reverse (2302031233212), we get a palindrome (4425352535244).

The spelling of 2123321302032 in words is "two trillion, one hundred twenty-three billion, three hundred twenty-one million, three hundred two thousand, thirty-two".