10102004002 has 4 divisors (see below), whose sum is σ = 15153006006. Its totient is φ = 5051002000.

The previous prime is 10102003991. The next prime is 10102004009. The reversal of 10102004002 is 20040020101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9925937641 + 176066361 = 99629^2 + 13269^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10102004002.

It is not an unprimeable number, because it can be changed into a prime (10102004009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525500999 + ... + 2525501002.

Almost surely, 2^10102004002 is an apocalyptic number.

10102004002 is a deficient number, since it is larger than the sum of its proper divisors (5051002004).

10102004002 is an equidigital number, since it uses as much as digits as its factorization.

10102004002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051002003.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10102004002 its reverse (20040020101), we get a palindrome (30142024103).

The spelling of 10102004002 in words is "ten billion, one hundred two million, four thousand, two".