102210102020002 has 8 divisors (see below), whose sum is σ = 153373916990700. Its totient is φ = 51085463023104.

The previous prime is 102210102019957. The next prime is 102210102020003. The reversal of 102210102020002 is 200020201012201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 94375415519401 + 7834686500601 = 9714701^2 + 2799051^2 .

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

It is a super-3 number, since 3×102210102020002³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (102210102020003) 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, 9793986927 + ... + 9793997362.

Almost surely, 2^{102210102020002} is an apocalyptic number.

102210102020002 is a deficient number, since it is larger than the sum of its proper divisors (51163814970698).

102210102020002 is a wasteful number, since it uses less digits than its factorization.

102210102020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19587986900.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102210102020002 its reverse (200020201012201), we get a palindrome (302230303032203).

The spelling of 102210102020002 in words is "one hundred two trillion, two hundred ten billion, one hundred two million, twenty thousand, two".