30312103101203 has 8 divisors (see below), whose sum is σ = 37791712957440. Its totient is φ = 23619820598280.

The previous prime is 30312103101193. The next prime is 30312103101209. The reversal of 30312103101203 is 30210130121303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30312103101203 - 2⁴ = 30312103101187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30312103101209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196831838243 + ... + 196831838396.

It is an arithmetic number, because the mean of its divisors is an integer number (4723964119680).

Almost surely, 2^{30312103101203} is an apocalyptic number.

30312103101203 is a deficient number, since it is larger than the sum of its proper divisors (7479609856237).

30312103101203 is a wasteful number, since it uses less digits than its factorization.

30312103101203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393663676657.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 30312103101203 its reverse (30210130121303), we get a palindrome (60522233222506).

The spelling of 30312103101203 in words is "thirty trillion, three hundred twelve billion, one hundred three million, one hundred one thousand, two hundred three".