102303226 has 4 divisors (see below), whose sum is σ = 153454842. Its totient is φ = 51151612.

The previous prime is 102303221. The next prime is 102303247. The reversal of 102303226 is 622303201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622303201 = 13 ⋅47869477.

It can be written as a sum of positive squares in only one way, i.e., 98307225 + 3996001 = 9915^2 + 1999^2 .

It is a super-4 number, since 4×102303226⁴ (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (102303221) 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 as a sum of consecutive naturals, namely, 25575805 + ... + 25575808.

Almost surely, 2^102303226 is an apocalyptic number.

102303226 is a deficient number, since it is larger than the sum of its proper divisors (51151616).

102303226 is an equidigital number, since it uses as much as digits as its factorization.

102303226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51151615.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 102303226 is about 10114.5057219817. The cubic root of 102303226 is about 467.6954120306.

Adding to 102303226 its reverse (622303201), we get a palindrome (724606427).

It can be divided in two parts, 10230 and 3226, that added together give a square (13456 = 116²).

The spelling of 102303226 in words is "one hundred two million, three hundred three thousand, two hundred twenty-six".