30013431321124 has 12 divisors (see below), whose sum is σ = 52523550091404. Its totient is φ = 15006702723584.

The previous prime is 30013431321091. The next prime is 30013431321131. The reversal of 30013431321124 is 42112313431003.

It can be written as a sum of positive squares in 2 ways, for example, as 1249517081124 + 28763914240000 = 1117818^2 + 5363200^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30013431321092 and 30013431321101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3581712 + ... + 8535544.

It is an arithmetic number, because the mean of its divisors is an integer number (4376962507617).

Almost surely, 2^{30013431321124} is an apocalyptic number.

It is an amenable number.

30013431321124 is a deficient number, since it is larger than the sum of its proper divisors (22510118770280).

30013431321124 is a wasteful number, since it uses less digits than its factorization.

30013431321124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6468494 (or 6468492 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 30013431321124 its reverse (42112313431003), we get a palindrome (72125744752127).

The spelling of 30013431321124 in words is "thirty trillion, thirteen billion, four hundred thirty-one million, three hundred twenty-one thousand, one hundred twenty-four".