1002100102 has 8 divisors (see below), whose sum is σ = 1503628200. Its totient is φ = 500890704.

The previous prime is 1002100091. The next prime is 1002100117. The reversal of 1002100102 is 2010012001.

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

It is a super-2 number, since 2×1002100102² = 2008409228856820808, which contains 22 as substring.

It is a congruent number.

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, 71652 + ... + 84487.

It is an arithmetic number, because the mean of its divisors is an integer number (187953525).

Almost surely, 2^1002100102 is an apocalyptic number.

1002100102 is a deficient number, since it is larger than the sum of its proper divisors (501528098).

1002100102 is a wasteful number, since it uses less digits than its factorization.

1002100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159350.

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

The square root of 1002100102 is about 31655.9647144105. The cubic root of 1002100102 is about 1000.6995445233.

Adding to 1002100102 its reverse (2010012001), we get a palindrome (3012112103).

The spelling of 1002100102 in words is "one billion, two million, one hundred thousand, one hundred two".