102002201002 has 8 divisors (see below), whose sum is σ = 164772786276. Its totient is φ = 47077938912.

The previous prime is 102002200997. The next prime is 102002201003. The reversal of 102002201002 is 200102200201.

It can be written as a sum of positive squares in 2 ways, for example, as 83400241681 + 18601959321 = 288791^2 + 136389^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 102002201002.

It is not an unprimeable number, because it can be changed into a prime (102002201003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961580763 + ... + 1961580814.

Almost surely, 2^102002201002 is an apocalyptic number.

102002201002 is a deficient number, since it is larger than the sum of its proper divisors (62770585274).

102002201002 is a wasteful number, since it uses less digits than its factorization.

102002201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923161592.

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

Adding to 102002201002 its reverse (200102200201), we get a palindrome (302104401203).

The spelling of 102002201002 in words is "one hundred two billion, two million, two hundred one thousand, two".