30203213103 has 48 divisors (see below), whose sum is σ = 51606434880. Its totient is φ = 16654837248.

The previous prime is 30203213099. The next prime is 30203213119. The reversal of 30203213103 is 30131230203.

30203213103 is a `hidden beast` number, since 30 + 2 + 0 + 321 + 310 + 3 = 666.

It is not a de Polignac number, because 30203213103 - 2² = 30203213099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30203213123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4778101 + ... + 4784417.

It is an arithmetic number, because the mean of its divisors is an integer number (1075134060).

Almost surely, 2^30203213103 is an apocalyptic number.

30203213103 is a deficient number, since it is larger than the sum of its proper divisors (21403221777).

30203213103 is a wasteful number, since it uses less digits than its factorization.

30203213103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8976 (or 8973 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 30203213103 its reverse (30131230203), we get a palindrome (60334443306).

It can be divided in two parts, 3020 and 3213103, that added together give a palindrome (3216123).

The spelling of 30203213103 in words is "thirty billion, two hundred three million, two hundred thirteen thousand, one hundred three".