30021323131403 has 2 divisors, whose sum is σ = 30021323131404. Its totient is φ = 30021323131402.

The previous prime is 30021323131379. The next prime is 30021323131477. The reversal of 30021323131403 is 30413132312003.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30021323131403 - 2²⁰ = 30021322082827 is a prime.

It is a super-2 number, since 2×30021323131403² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30021323431403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15010661565701 + 15010661565702.

It is an arithmetic number, because the mean of its divisors is an integer number (15010661565702).

Almost surely, 2^{30021323131403} is an apocalyptic number.

30021323131403 is a deficient number, since it is larger than the sum of its proper divisors (1).

30021323131403 is an equidigital number, since it uses as much as digits as its factorization.

30021323131403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 30021323131403 its reverse (30413132312003), we get a palindrome (60434455443406).

The spelling of 30021323131403 in words is "thirty trillion, twenty-one billion, three hundred twenty-three million, one hundred thirty-one thousand, four hundred three".