102197203 has 2 divisors, whose sum is σ = 102197204. Its totient is φ = 102197202.

The previous prime is 102197191. The next prime is 102197209. The reversal of 102197203 is 302791201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102197203 - 2¹⁷ = 102066131 is a prime.

It is not a weakly prime, because it can be changed into another prime (102197209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51098601 + 51098602.

It is an arithmetic number, because the mean of its divisors is an integer number (51098602).

Almost surely, 2^102197203 is an apocalyptic number.

102197203 is a deficient number, since it is larger than the sum of its proper divisors (1).

102197203 is an equidigital number, since it uses as much as digits as its factorization.

102197203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 102197203 is about 10109.2632273574. The cubic root of 102197203 is about 467.5337892018.

It can be divided in two parts, 102197 and 203, that added together give a square (102400 = 320²).

The spelling of 102197203 in words is "one hundred two million, one hundred ninety-seven thousand, two hundred three".