2100320434 has 8 divisors (see below), whose sum is σ = 3185879580. Its totient is φ = 1038360576.

The previous prime is 2100320413. The next prime is 2100320459. The reversal of 2100320434 is 4340230012.

It can be written as a sum of positive squares in 2 ways, for example, as 1984435209 + 115885225 = 44547^2 + 10765^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2100320434² = 8822691850955896712, which contains 22 as substring.

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, 5899599 + ... + 5899954.

Almost surely, 2^2100320434 is an apocalyptic number.

2100320434 is a deficient number, since it is larger than the sum of its proper divisors (1085559146).

2100320434 is a wasteful number, since it uses less digits than its factorization.

2100320434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11799644.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2100320434 is about 45829.2530377705. The cubic root of 2100320434 is about 1280.6442951835.

Adding to 2100320434 its reverse (4340230012), we get a palindrome (6440550446).

The spelling of 2100320434 in words is "two billion, one hundred million, three hundred twenty thousand, four hundred thirty-four".