10101020102002 has 8 divisors (see below), whose sum is σ = 15151714231212. Its totient is φ = 5050448691600.

The previous prime is 10101020101973. The next prime is 10101020102009. The reversal of 10101020102002 is 20020102010101.

It can be written as a sum of positive squares in 2 ways, for example, as 8968581468081 + 1132438633921 = 2994759^2 + 1064161^2 .

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 10101020102002.

It is not an unprimeable number, because it can be changed into a prime (10101020102009) 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, 30473649 + ... + 30803332.

Almost surely, 2^{10101020102002} is an apocalyptic number.

10101020102002 is a deficient number, since it is larger than the sum of its proper divisors (5050694129210).

10101020102002 is an equidigital number, since it uses as much as digits as its factorization.

10101020102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61359404.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10101020102002 its reverse (20020102010101), we get a palindrome (30121122112103).

The spelling of 10101020102002 in words is "ten trillion, one hundred one billion, twenty million, one hundred two thousand, two".