203130302102 has 32 divisors (see below), whose sum is σ = 383730961152. Its totient is φ = 78490417824.

The previous prime is 203130302093. The next prime is 203130302107. The reversal of 203130302102 is 201203031302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203130302107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12970088 + ... + 12985739.

It is an arithmetic number, because the mean of its divisors is an integer number (11991592536).

Almost surely, 2^203130302102 is an apocalyptic number.

203130302102 is a deficient number, since it is larger than the sum of its proper divisors (180600659050).

203130302102 is a wasteful number, since it uses less digits than its factorization.

203130302102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25955892.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 203130302102 its reverse (201203031302), we get a palindrome (404333333404).

The spelling of 203130302102 in words is "two hundred three billion, one hundred thirty million, three hundred two thousand, one hundred two".