102150201 has 4 divisors (see below), whose sum is σ = 136200272. Its totient is φ = 68100132.

The previous prime is 102150197. The next prime is 102150203. The reversal of 102150201 is 102051201.

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 not a de Polignac number, because 102150201 - 2² = 102150197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102150203) 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, 17025031 + ... + 17025036.

It is an arithmetic number, because the mean of its divisors is an integer number (34050068).

Almost surely, 2^102150201 is an apocalyptic number.

It is an amenable number.

102150201 is a deficient number, since it is larger than the sum of its proper divisors (34050071).

102150201 is an equidigital number, since it uses as much as digits as its factorization.

102150201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34050070.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 102150201 is about 10106.9382604229. The cubic root of 102150201 is about 467.4621029839.

The spelling of 102150201 in words is "one hundred two million, one hundred fifty thousand, two hundred one".