2120532750 has 128 divisors (see below), whose sum is σ = 6721228800. Its totient is φ = 484682400.

The previous prime is 2120532727. The next prime is 2120532769. The reversal of 2120532750 is 572350212.

2120532750 is a `hidden beast` number, since 2 + 120 + 532 + 7 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 24811 + ... + 69689.

It is an arithmetic number, because the mean of its divisors is an integer number (52509600).

Almost surely, 2^2120532750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2120532750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3360614400).

2120532750 is an abundant number, since it is smaller than the sum of its proper divisors (4600696050).

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

2120532750 is a wasteful number, since it uses less digits than its factorization.

2120532750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44912 (or 44896 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 2120532750 is about 46049.2426647822. The cubic root of 2120532750 is about 1284.7392567998.

Adding to 2120532750 its reverse (572350212), we get a palindrome (2692882962).

The spelling of 2120532750 in words is "two billion, one hundred twenty million, five hundred thirty-two thousand, seven hundred fifty".