30100021033 has 2 divisors, whose sum is σ = 30100021034. Its totient is φ = 30100021032.

The previous prime is 30100021031. The next prime is 30100021093. The reversal of 30100021033 is 33012000103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15808535824 + 14291485209 = 125732^2 + 119547^2 .

It is a cyclic number.

It is not a de Polignac number, because 30100021033 - 2¹ = 30100021031 is a prime.

It is a super-2 number, since 2×30100021033² (a number of 22 digits) contains 22 as substring.

Together with 30100021031, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (30100021031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15050010516 + 15050010517.

It is an arithmetic number, because the mean of its divisors is an integer number (15050010517).

Almost surely, 2^30100021033 is an apocalyptic number.

It is an amenable number.

30100021033 is a deficient number, since it is larger than the sum of its proper divisors (1).

30100021033 is an equidigital number, since it uses as much as digits as its factorization.

30100021033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 30100021033 its reverse (33012000103), we get a palindrome (63112021136).

The spelling of 30100021033 in words is "thirty billion, one hundred million, twenty-one thousand, thirty-three".