30003002031311 has 6 divisors (see below), whose sum is σ = 31665218210712. Its totient is φ = 28423896660900.

The previous prime is 30003002031307. The next prime is 30003002031313. The reversal of 30003002031311 is 11313020030003.

It is not a de Polignac number, because 30003002031311 - 2² = 30003002031307 is a prime.

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 30003002031311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30003002031313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41555404115 + ... + 41555404836.

It is an arithmetic number, because the mean of its divisors is an integer number (5277536368452).

Almost surely, 2^{30003002031311} is an apocalyptic number.

30003002031311 is a deficient number, since it is larger than the sum of its proper divisors (1662216179401).

30003002031311 is an equidigital number, since it uses as much as digits as its factorization.

30003002031311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83110808989 (or 83110808970 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 30003002031311 its reverse (11313020030003), we get a palindrome (41316022061314).

The spelling of 30003002031311 in words is "thirty trillion, three billion, two million, thirty-one thousand, three hundred eleven".