102010102 has 8 divisors (see below), whose sum is σ = 155170512. Its totient is φ = 50286600.

The previous prime is 102010099. The next prime is 102010123. The reversal of 102010102 is 201010201.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 359049 + ... + 359332.

It is an arithmetic number, because the mean of its divisors is an integer number (19396314).

Almost surely, 2^102010102 is an apocalyptic number.

102010102 is a deficient number, since it is larger than the sum of its proper divisors (53160410).

102010102 is an equidigital number, since it uses as much as digits as its factorization.

102010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718454.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 102010102 is about 10100.0050495037. The cubic root of 102010102 is about 467.2482971188.

Adding to 102010102 its reverse (201010201), we get a palindrome (303020303).

Subtracting 102010102 from its reverse (201010201), we obtain a palindrome (99000099).

The spelling of 102010102 in words is "one hundred two million, ten thousand, one hundred two".