203444102002 has 8 divisors (see below), whose sum is σ = 305388419436. Its totient is φ = 101647962192.

The previous prime is 203444101999. The next prime is 203444102033. The reversal of 203444102002 is 200201444302.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 139763074801 + 63681027201 = 373849^2 + 252351^2 .

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

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, 37040973 + ... + 37046464.

Almost surely, 2^203444102002 is an apocalyptic number.

203444102002 is a deficient number, since it is larger than the sum of its proper divisors (101944317434).

203444102002 is a wasteful number, since it uses less digits than its factorization.

203444102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74088812.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 203444102002 its reverse (200201444302), we get a palindrome (403645546304).

The spelling of 203444102002 in words is "two hundred three billion, four hundred forty-four million, one hundred two thousand, two".