203003121132002 has 8 divisors (see below), whose sum is σ = 304507799584236. Its totient is φ = 101500521270592.

The previous prime is 203003121131929. The next prime is 203003121132029. The reversal of 203003121132002 is 200231121300302.

It can be written as a sum of positive squares in 2 ways, for example, as 201699388772281 + 1303732359721 = 14202091^2 + 1141811^2 .

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, 519403523 + ... + 519794214.

Almost surely, 2^{203003121132002} is an apocalyptic number.

203003121132002 is a deficient number, since it is larger than the sum of its proper divisors (101504678452234).

203003121132002 is a wasteful number, since it uses less digits than its factorization.

203003121132002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039295412.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 203003121132002 its reverse (200231121300302), we get a palindrome (403234242432304).

The spelling of 203003121132002 in words is "two hundred three trillion, three billion, one hundred twenty-one million, one hundred thirty-two thousand, two".