203202200109 has 8 divisors (see below), whose sum is σ = 272433152992. Its totient is φ = 134719690320.

The previous prime is 203202200107. The next prime is 203202200119. The reversal of 203202200109 is 901002202302.

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

It is not a de Polignac number, because 203202200109 - 2¹ = 203202200107 is a prime.

It is a super-2 number, since 2×203202200109² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203202200107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187110139 + ... + 187111224.

It is an arithmetic number, because the mean of its divisors is an integer number (34054144124).

Almost surely, 2^203202200109 is an apocalyptic number.

It is an amenable number.

203202200109 is a deficient number, since it is larger than the sum of its proper divisors (69230952883).

203202200109 is a wasteful number, since it uses less digits than its factorization.

203202200109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374221547.

The product of its (nonzero) digits is 432, while the sum is 21.

The spelling of 203202200109 in words is "two hundred three billion, two hundred two million, two hundred thousand, one hundred nine".