30133120302031 has 2 divisors, whose sum is σ = 30133120302032. Its totient is φ = 30133120302030.

The previous prime is 30133120302023. The next prime is 30133120302119. The reversal of 30133120302031 is 13020302133103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30133120302031 - 2³ = 30133120302023 is a prime.

It is a super-2 number, since 2×30133120302031² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30133120301993 and 30133120302011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30133120372031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15066560151015 + 15066560151016.

It is an arithmetic number, because the mean of its divisors is an integer number (15066560151016).

Almost surely, 2^{30133120302031} is an apocalyptic number.

30133120302031 is a deficient number, since it is larger than the sum of its proper divisors (1).

30133120302031 is an equidigital number, since it uses as much as digits as its factorization.

30133120302031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 30133120302031 its reverse (13020302133103), we get a palindrome (43153422435134).

The spelling of 30133120302031 in words is "thirty trillion, one hundred thirty-three billion, one hundred twenty million, three hundred two thousand, thirty-one".