2123331031200 has 288 divisors, whose sum is σ = 7296223011840. Its totient is φ = 534870604800.

The previous prime is 2123331031153. The next prime is 2123331031229. The reversal of 2123331031200 is 21301333212.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15756105 + ... + 15890295.

It is an arithmetic number, because the mean of its divisors is an integer number (25334107680).

Almost surely, 2^{2123331031200} is an apocalyptic number.

2123331031200 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 2123331031200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3648111505920).

2123331031200 is an abundant number, since it is smaller than the sum of its proper divisors (5172891980640).

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

2123331031200 is a wasteful number, since it uses less digits than its factorization.

2123331031200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134580 (or 134567 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2123331031200 its reverse (21301333212), we get a palindrome (2144632364412).

The spelling of 2123331031200 in words is "two trillion, one hundred twenty-three billion, three hundred thirty-one million, thirty-one thousand, two hundred".