100533332989 has 2 divisors, whose sum is σ = 100533332990. Its totient is φ = 100533332988.

The previous prime is 100533332981. The next prime is 100533333067. The reversal of 100533332989 is 989233335001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56887020100 + 43646312889 = 238510^2 + 208917^2 .

It is an emirp because it is prime and its reverse (989233335001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100533332989 - 2³ = 100533332981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100533332981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50266666494 + 50266666495.

It is an arithmetic number, because the mean of its divisors is an integer number (50266666495).

Almost surely, 2^100533332989 is an apocalyptic number.

It is an amenable number.

100533332989 is a deficient number, since it is larger than the sum of its proper divisors (1).

100533332989 is an equidigital number, since it uses as much as digits as its factorization.

100533332989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 46.

The spelling of 100533332989 in words is "one hundred billion, five hundred thirty-three million, three hundred thirty-two thousand, nine hundred eighty-nine".