1000102002 has 32 divisors (see below), whose sum is σ = 2045952000. Its totient is φ = 325765008.

The previous prime is 1000101967. The next prime is 1000102003. The reversal of 1000102002 is 2002010001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (1000102003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205999 + ... + 210797.

It is an arithmetic number, because the mean of its divisors is an integer number (63936000).

Almost surely, 2^1000102002 is an apocalyptic number.

1000102002 is an abundant number, since it is smaller than the sum of its proper divisors (1045849998).

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

1000102002 is a wasteful number, since it uses less digits than its factorization.

1000102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5590.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1000102002 is about 31624.3893537883. The cubic root of 1000102002 is about 1000.0339995107.

Adding to 1000102002 its reverse (2002010001), we get a palindrome (3002112003).

The spelling of 1000102002 in words is "one billion, one hundred two thousand, two".