203401010 has 8 divisors (see below), whose sum is σ = 366121836. Its totient is φ = 81360400.

The previous prime is 203400997. The next prime is 203401021. The reversal of 203401010 is 10104302.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 183087961 + 20313049 = 13531^2 + 4507^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 203400982 and 203401000.

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, 10170041 + ... + 10170060.

Almost surely, 2^203401010 is an apocalyptic number.

203401010 is a deficient number, since it is larger than the sum of its proper divisors (162720826).

203401010 is a wasteful number, since it uses less digits than its factorization.

203401010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20340108.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 203401010 is about 14261.8725979445. The cubic root of 203401010 is about 588.0998045065.

Adding to 203401010 its reverse (10104302), we get a palindrome (213505312).

The spelling of 203401010 in words is "two hundred three million, four hundred one thousand, ten".