202055001 has 4 divisors (see below), whose sum is σ = 269406672. Its totient is φ = 134703332.

The previous prime is 202054991. The next prime is 202055003. The reversal of 202055001 is 100550202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202055001 - 2⁵ = 202054969 is a prime.

It is a super-2 number, since 2×202055001² = 81652446858220002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202055003) 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 3 ways as a sum of consecutive naturals, for example, 33675831 + ... + 33675836.

It is an arithmetic number, because the mean of its divisors is an integer number (67351668).

Almost surely, 2^202055001 is an apocalyptic number.

It is an amenable number.

202055001 is a deficient number, since it is larger than the sum of its proper divisors (67351671).

202055001 is an equidigital number, since it uses as much as digits as its factorization.

202055001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67351670.

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 202055001 is about 14214.6052002861. The cubic root of 202055001 is about 586.7996795437.

The spelling of 202055001 in words is "two hundred two million, fifty-five thousand, one".