2100243004 has 24 divisors (see below), whose sum is σ = 3735713520. Its totient is φ = 1033017216.

The previous prime is 2100242927. The next prime is 2100243029. The reversal of 2100243004 is 4003420012.

It is a super-2 number, since 2×2100243004² = 8822041351701888032, which contains 22 as substring.

It is a congruent number.

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, 55159 + ... + 85105.

It is an arithmetic number, because the mean of its divisors is an integer number (155654730).

Almost surely, 2^2100243004 is an apocalyptic number.

It is an amenable number.

2100243004 is a deficient number, since it is larger than the sum of its proper divisors (1635470516).

2100243004 is a wasteful number, since it uses less digits than its factorization.

2100243004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30237 (or 30235 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2100243004 is about 45828.4082638706. The cubic root of 2100243004 is about 1280.6285576632.

Adding to 2100243004 its reverse (4003420012), we get a palindrome (6103663016).

The spelling of 2100243004 in words is "two billion, one hundred million, two hundred forty-three thousand, four".