2123100202 has 8 divisors (see below), whose sum is σ = 3188837412. Its totient is φ = 1060154400.

The previous prime is 2123100173. The next prime is 2123100241. The reversal of 2123100202 is 2020013212.

It can be written as a sum of positive squares in 2 ways, for example, as 2120694601 + 2405601 = 46051^2 + 1551^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695949 + ... + 698992.

Almost surely, 2^2123100202 is an apocalyptic number.

2123100202 is a deficient number, since it is larger than the sum of its proper divisors (1065737210).

2123100202 is a wasteful number, since it uses less digits than its factorization.

2123100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395704.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2123100202 is about 46077.1114763068. Note that the first 3 decimals coincide. The cubic root of 2123100202 is about 1285.2575504594.

Adding to 2123100202 its reverse (2020013212), we get a palindrome (4143113414).

The spelling of 2123100202 in words is "two billion, one hundred twenty-three million, one hundred thousand, two hundred two".