2120131232232 has 256 divisors, whose sum is σ = 6567140966400. Its totient is φ = 562896138240.

The previous prime is 2120131232209. The next prime is 2120131232267. The reversal of 2120131232232 is 2322321310212.

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

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, 2784733 + ... + 3463379.

It is an arithmetic number, because the mean of its divisors is an integer number (25652894400).

Almost surely, 2^{2120131232232} 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 2120131232232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3283570483200).

2120131232232 is an abundant number, since it is smaller than the sum of its proper divisors (4447009734168).

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

2120131232232 is a wasteful number, since it uses less digits than its factorization.

2120131232232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678736 (or 678732 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2120131232232 its reverse (2322321310212), we get a palindrome (4442452542444).

The spelling of 2120131232232 in words is "two trillion, one hundred twenty billion, one hundred thirty-one million, two hundred thirty-two thousand, two hundred thirty-two".