203112402002 has 4 divisors (see below), whose sum is σ = 304668603006. Its totient is φ = 101556201000.

The previous prime is 203112401917. The next prime is 203112402011. The reversal of 203112402002 is 200204211302.

203112402002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 143528080201 + 59584321801 = 378851^2 + 244099^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50778100499 + ... + 50778100502.

Almost surely, 2^203112402002 is an apocalyptic number.

203112402002 is a deficient number, since it is larger than the sum of its proper divisors (101556201004).

203112402002 is a wasteful number, since it uses less digits than its factorization.

203112402002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101556201003.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 203112402002 its reverse (200204211302), we get a palindrome (403316613304).

The spelling of 203112402002 in words is "two hundred three billion, one hundred twelve million, four hundred two thousand, two".