102052201 has 4 divisors (see below), whose sum is σ = 104425552. Its totient is φ = 99678852.

The previous prime is 102052199. The next prime is 102052243. The reversal of 102052201 is 102250201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102250201 = 29 ⋅3525869.

It is a cyclic number.

It is not a de Polignac number, because 102052201 - 2¹ = 102052199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102055201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186611 + ... + 1186696.

It is an arithmetic number, because the mean of its divisors is an integer number (26106388).

Almost surely, 2^102052201 is an apocalyptic number.

It is an amenable number.

102052201 is a deficient number, since it is larger than the sum of its proper divisors (2373351).

102052201 is an equidigital number, since it uses as much as digits as its factorization.

102052201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373350.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 102052201 is about 10102.0889423921. The cubic root of 102052201 is about 467.3125652004.

The spelling of 102052201 in words is "one hundred two million, fifty-two thousand, two hundred one".