10001021102102 has 4 divisors (see below), whose sum is σ = 15001531653156. Its totient is φ = 5000510551050.

The previous prime is 10001021102071. The next prime is 10001021102113. The reversal of 10001021102102 is 20120112010001.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500255275524 + ... + 2500255275527.

It is an arithmetic number, because the mean of its divisors is an integer number (3750382913289).

Almost surely, 2^{10001021102102} is an apocalyptic number.

10001021102102 is a deficient number, since it is larger than the sum of its proper divisors (5000510551054).

10001021102102 is an equidigital number, since it uses as much as digits as its factorization.

10001021102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000510551053.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10001021102102 its reverse (20120112010001), we get a palindrome (30121133112103).

The spelling of 10001021102102 in words is "ten trillion, one billion, twenty-one million, one hundred two thousand, one hundred two".