1002210102 has 12 divisors (see below), whose sum is σ = 2171455260. Its totient is φ = 334070028.

The previous prime is 1002210091. The next prime is 1002210113. The reversal of 1002210102 is 2010122001.

It is an interprime number because it is at equal distance from previous prime (1002210091) and next prime (1002210113).

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 (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27839152 + ... + 27839187.

It is an arithmetic number, because the mean of its divisors is an integer number (180954605).

Almost surely, 2^1002210102 is an apocalyptic number.

1002210102 is an abundant number, since it is smaller than the sum of its proper divisors (1169245158).

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

1002210102 is a wasteful number, since it uses less digits than its factorization.

1002210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55678347 (or 55678344 counting only the distinct ones).

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

The square root of 1002210102 is about 31657.7020960145. The cubic root of 1002210102 is about 1000.7361586042.

Adding to 1002210102 its reverse (2010122001), we get a palindrome (3012332103).

The spelling of 1002210102 in words is "one billion, two million, two hundred ten thousand, one hundred two".