2123503210 has 8 divisors (see below), whose sum is σ = 3822305796. Its totient is φ = 849401280.

The previous prime is 2123503189. The next prime is 2123503237. The reversal of 2123503210 is 123053212.

It can be written as a sum of positive squares in 2 ways, for example, as 2116644049 + 6859161 = 46007^2 + 2619^2 .

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

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, 106175151 + ... + 106175170.

Almost surely, 2^2123503210 is an apocalyptic number.

2123503210 is a deficient number, since it is larger than the sum of its proper divisors (1698802586).

2123503210 is a wasteful number, since it uses less digits than its factorization.

2123503210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212350328.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2123503210 is about 46081.4844595961. The cubic root of 2123503210 is about 1285.3388680697.

Adding to 2123503210 its reverse (123053212), we get a palindrome (2246556422).

The spelling of 2123503210 in words is "two billion, one hundred twenty-three million, five hundred three thousand, two hundred ten".