30213033203 has 4 divisors (see below), whose sum is σ = 30338398728. Its totient is φ = 30087667680.

The previous prime is 30213033133. The next prime is 30213033211. The reversal of 30213033203 is 30233031203.

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

It is a cyclic number.

It is not a de Polignac number, because 30213033203 - 2⁸ = 30213032947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30213033803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62682401 + ... + 62682882.

It is an arithmetic number, because the mean of its divisors is an integer number (7584599682).

Almost surely, 2^30213033203 is an apocalyptic number.

30213033203 is a deficient number, since it is larger than the sum of its proper divisors (125365525).

30213033203 is a wasteful number, since it uses less digits than its factorization.

30213033203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125365524.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 30213033203 its reverse (30233031203), we get a palindrome (60446064406).

The spelling of 30213033203 in words is "thirty billion, two hundred thirteen million, thirty-three thousand, two hundred three".