33232000981 has 2 divisors, whose sum is σ = 33232000982. Its totient is φ = 33232000980.

The previous prime is 33232000957. The next prime is 33232001017. The reversal of 33232000981 is 18900023233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29773502500 + 3458498481 = 172550^2 + 58809^2 .

It is a cyclic number.

It is not a de Polignac number, because 33232000981 - 2⁷ = 33232000853 is a prime.

It is a super-2 number, since 2×33232000981² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33232000381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16616000490 + 16616000491.

It is an arithmetic number, because the mean of its divisors is an integer number (16616000491).

Almost surely, 2^33232000981 is an apocalyptic number.

It is an amenable number.

33232000981 is a deficient number, since it is larger than the sum of its proper divisors (1).

33232000981 is an equidigital number, since it uses as much as digits as its factorization.

33232000981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 33232000981 in words is "thirty-three billion, two hundred thirty-two million, nine hundred eighty-one", and thus it is an aban number.