102444202 has 12 divisors (see below), whose sum is σ = 178754850. Its totient is φ = 43904616.

The previous prime is 102444197. The next prime is 102444217. The reversal of 102444202 is 202444201.

It can be written as a sum of positive squares in only one way, i.e., 60699681 + 41744521 = 7791^2 + 6461^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102444202.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 522577 + ... + 522772.

Almost surely, 2^102444202 is an apocalyptic number.

102444202 is a deficient number, since it is larger than the sum of its proper divisors (76310648).

102444202 is a wasteful number, since it uses less digits than its factorization.

102444202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045365 (or 1045358 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 102444202 is about 10121.4723237284. The cubic root of 102444202 is about 467.9101448013.

Adding to 102444202 its reverse (202444201), we get a palindrome (304888403).

Subtracting 102444202 from its reverse (202444201), we obtain a palindrome (99999999).

The spelling of 102444202 in words is "one hundred two million, four hundred forty-four thousand, two hundred two".