100021111002002 has 32 divisors (see below), whose sum is σ = 151954547184000. Its totient is φ = 49372924809600.

The previous prime is 100021111001993. The next prime is 100021111002013. The reversal of 100021111002002 is 200200111120001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2096898749 + ... + 2096946447.

It is an arithmetic number, because the mean of its divisors is an integer number (4748579599500).

Almost surely, 2^{100021111002002} is an apocalyptic number.

100021111002002 is a deficient number, since it is larger than the sum of its proper divisors (51933436181998).

100021111002002 is a wasteful number, since it uses less digits than its factorization.

100021111002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82322.

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

Adding to 100021111002002 its reverse (200200111120001), we get a palindrome (300221222122003).

The spelling of 100021111002002 in words is "one hundred trillion, twenty-one billion, one hundred eleven million, two thousand, two".