30023201212203 has 4 divisors (see below), whose sum is σ = 40030934949608. Its totient is φ = 20015467474800.

The previous prime is 30023201212181. The next prime is 30023201212223. The reversal of 30023201212203 is 30221210232003.

It is a happy number.

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

It is not a de Polignac number, because 30023201212203 - 2⁹ = 30023201211691 is a prime.

It is a super-2 number, since 2×30023201212203² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30023201212203.

It is not an unprimeable number, because it can be changed into a prime (30023201212223) 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, 5003866868698 + ... + 5003866868703.

It is an arithmetic number, because the mean of its divisors is an integer number (10007733737402).

Almost surely, 2^{30023201212203} is an apocalyptic number.

30023201212203 is a deficient number, since it is larger than the sum of its proper divisors (10007733737405).

30023201212203 is a wasteful number, since it uses less digits than its factorization.

30023201212203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10007733737404.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30023201212203 its reverse (30221210232003), we get a palindrome (60244411444206).

The spelling of 30023201212203 in words is "thirty trillion, twenty-three billion, two hundred one million, two hundred twelve thousand, two hundred three".