102200002 has 12 divisors (see below), whose sum is σ = 158771106. Its totient is φ = 49337120.

The previous prime is 102199997. The next prime is 102200011. The reversal of 102200002 is 200002201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 100781521 + 1418481 = 10039^2 + 1191^2 .

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, 28699 + ... + 32062.

Almost surely, 2^102200002 is an apocalyptic number.

102200002 is a deficient number, since it is larger than the sum of its proper divisors (56571104).

102200002 is an equidigital number, since it uses as much as digits as its factorization.

102200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60821 (or 60792 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 102200002 is about 10109.4016637979. The cubic root of 102200002 is about 467.5380574697.

Adding to 102200002 its reverse (200002201), we get a palindrome (302202203).

The spelling of 102200002 in words is "one hundred two million, two hundred thousand, two".