4121203400 has 24 divisors (see below), whose sum is σ = 9581798370. Its totient is φ = 1648481280.

The previous prime is 4121203363. The next prime is 4121203403. The reversal of 4121203400 is 43021214.

It can be written as a sum of positive squares in 3 ways, for example, as 3045494596 + 1075708804 = 55186^2 + 32798^2 .

It is not an unprimeable number, because it can be changed into a prime (4121203403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10302809 + ... + 10303208.

Almost surely, 2^4121203400 is an apocalyptic number.

4121203400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4121203400 is an abundant number, since it is smaller than the sum of its proper divisors (5460594970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4121203400 is a wasteful number, since it uses less digits than its factorization.

4121203400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20606033 (or 20606024 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4121203400 is about 64196.5995984211. The cubic root of 4121203400 is about 1603.2749846817.

Adding to 4121203400 its reverse (43021214), we get a palindrome (4164224614).

The spelling of 4121203400 in words is "four billion, one hundred twenty-one million, two hundred three thousand, four hundred".