203415322401 has 12 divisors (see below), whose sum is σ = 300073667712. Its totient is φ = 132724890936.

The previous prime is 203415322351. The next prime is 203415322493. The reversal of 203415322401 is 104223514302.

203415322401 is a `hidden beast` number, since 2 + 0 + 3 + 415 + 3 + 2 + 240 + 1 = 666.

It is not a de Polignac number, because 203415322401 - 2⁶ = 203415322337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203415322301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240443221 + ... + 240444066.

It is an arithmetic number, because the mean of its divisors is an integer number (25006138976).

Almost surely, 2^203415322401 is an apocalyptic number.

It is an amenable number.

203415322401 is a deficient number, since it is larger than the sum of its proper divisors (96658345311).

203415322401 is a wasteful number, since it uses less digits than its factorization.

203415322401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480887340 (or 480887337 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 203415322401 its reverse (104223514302), we get a palindrome (307638836703).

The spelling of 203415322401 in words is "two hundred three billion, four hundred fifteen million, three hundred twenty-two thousand, four hundred one".