202161033 has 12 divisors (see below), whose sum is σ = 292441968. Its totient is φ = 134574840.

The previous prime is 202161023. The next prime is 202161041. The reversal of 202161033 is 330161202.

202161033 is a `hidden beast` number, since 2 + 0 + 21 + 610 + 33 = 666.

It is not a de Polignac number, because 202161033 - 2⁹ = 202160521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202160997 and 202161015.

It is not an unprimeable number, because it can be changed into a prime (202161023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10035 + ... + 22472.

It is an arithmetic number, because the mean of its divisors is an integer number (24370164).

Almost surely, 2^202161033 is an apocalyptic number.

It is an amenable number.

202161033 is a deficient number, since it is larger than the sum of its proper divisors (90280935).

202161033 is a wasteful number, since it uses less digits than its factorization.

202161033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33204 (or 33201 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 202161033 is about 14218.3343961239. The cubic root of 202161033 is about 586.9023061601.

The spelling of 202161033 in words is "two hundred two million, one hundred sixty-one thousand, thirty-three".