100021100020202 has 16 divisors (see below), whose sum is σ = 150050207305152. Its totient is φ = 50004364606560.

The previous prime is 100021100020117. The next prime is 100021100020213. The reversal of 100021100020202 is 202020001120001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 746398118 + ... + 746532110.

It is an arithmetic number, because the mean of its divisors is an integer number (9378137956572).

Almost surely, 2^{100021100020202} is an apocalyptic number.

100021100020202 is a deficient number, since it is larger than the sum of its proper divisors (50029107284950).

100021100020202 is a wasteful number, since it uses less digits than its factorization.

100021100020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177373.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100021100020202 its reverse (202020001120001), we get a palindrome (302041101140203).

The spelling of 100021100020202 in words is "one hundred trillion, twenty-one billion, one hundred million, twenty thousand, two hundred two".