1010202102 has 48 divisors (see below), whose sum is σ = 2693876640. Its totient is φ = 266426496.

The previous prime is 1010202097. The next prime is 1010202121. The reversal of 1010202102 is 2012020101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306727 + ... + 310002.

It is an arithmetic number, because the mean of its divisors is an integer number (56122430).

Almost surely, 2^1010202102 is an apocalyptic number.

1010202102 is an abundant number, since it is smaller than the sum of its proper divisors (1683674538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010202102 is a wasteful number, since it uses less digits than its factorization.

1010202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616757 (or 616754 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1010202102 is about 31783.6766595685. The cubic root of 1010202102 is about 1003.3892010063.

Adding to 1010202102 its reverse (2012020101), we get a palindrome (3022222203).

The spelling of 1010202102 in words is "one billion, ten million, two hundred two thousand, one hundred two".