2120321432 has 16 divisors (see below), whose sum is σ = 3977035200. Its totient is φ = 1059778720.

The previous prime is 2120321419. The next prime is 2120321459. The reversal of 2120321432 is 2341230212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23432 + ... + 69207.

It is an arithmetic number, because the mean of its divisors is an integer number (248564700).

Almost surely, 2^2120321432 is an apocalyptic number.

It is an amenable number.

2120321432 is a deficient number, since it is larger than the sum of its proper divisors (1856713768).

2120321432 is a wasteful number, since it uses less digits than its factorization.

2120321432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95506 (or 95502 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2120321432 is about 46046.9481290563. The cubic root of 2120321432 is about 1284.6965792307.

Adding to 2120321432 its reverse (2341230212), we get a palindrome (4461551644).

The spelling of 2120321432 in words is "two billion, one hundred twenty million, three hundred twenty-one thousand, four hundred thirty-two".