102000002 has 8 divisors (see below), whose sum is σ = 164769276. Its totient is φ = 47076912.

The previous prime is 101999969. The next prime is 102000023. The reversal of 102000002 is 200000201.

It can be written as a sum of positive squares in 2 ways, for example, as 101989801 + 10201 = 10099^2 + 101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102000002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961513 + ... + 1961564.

Almost surely, 2^102000002 is an apocalyptic number.

102000002 is a deficient number, since it is larger than the sum of its proper divisors (62769274).

102000002 is a wasteful number, since it uses less digits than its factorization.

102000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923092.

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 102000002 is about 10099.5050373768. The cubic root of 102000002 is about 467.2328758893.

Adding to 102000002 its reverse (200000201), we get a palindrome (302000203).

The spelling of 102000002 in words is "one hundred two million, two", and thus it is an aban number.