2100321032 has 32 divisors (see below), whose sum is σ = 4193904600. Its totient is φ = 982662144.

The previous prime is 2100321029. The next prime is 2100321043. The reversal of 2100321032 is 2301230012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2082461956 + 17859076 = 45634^2 + 4226^2 .

It is a super-2 number, since 2×2100321032² = 8822696874923090048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2100320998 and 2100321016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21107 + ... + 68162.

Almost surely, 2^2100321032 is an apocalyptic number.

It is an amenable number.

2100321032 is a deficient number, since it is larger than the sum of its proper divisors (2093583568).

2100321032 is a wasteful number, since it uses less digits than its factorization.

2100321032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89465 (or 89461 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2100321032 is about 45829.2595619873. The cubic root of 2100321032 is about 1280.6444167245.

Adding to 2100321032 its reverse (2301230012), we get a palindrome (4401551044).

The spelling of 2100321032 in words is "two billion, one hundred million, three hundred twenty-one thousand, thirty-two".