30003120130023 has 12 divisors (see below), whose sum is σ = 43417947108328. Its totient is φ = 19965107661840.

The previous prime is 30003120129973. The next prime is 30003120130037. The reversal of 30003120130023 is 32003102130003.

30003120130023 is a `hidden beast` number, since 30 + 0 + 0 + 312 + 0 + 1 + 300 + 23 = 666.

It is not a de Polignac number, because 30003120130023 - 2⁸ = 30003120129767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30003120129978 and 30003120130005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30003120130043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3081030265 + ... + 3081040002.

Almost surely, 2^{30003120130023} is an apocalyptic number.

30003120130023 is a deficient number, since it is larger than the sum of its proper divisors (13414826978305).

30003120130023 is a wasteful number, since it uses less digits than its factorization.

30003120130023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6162070814 (or 6162070811 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 30003120130023 its reverse (32003102130003), we get a palindrome (62006222260026).

The spelling of 30003120130023 in words is "thirty trillion, three billion, one hundred twenty million, one hundred thirty thousand, twenty-three".