100020200221164 has 24 divisors (see below), whose sum is σ = 233383392410560. Its totient is φ = 33339648850704.

The previous prime is 100020200221163. The next prime is 100020200221213. The reversal of 100020200221164 is 461122002020001.

100020200221164 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 100020200221164.

It is not an unprimeable number, because it can be changed into a prime (100020200221163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51238174 + ... + 53154405.

Almost surely, 2^{100020200221164} is an apocalyptic number.

It is an amenable number.

100020200221164 is an abundant number, since it is smaller than the sum of its proper divisors (133363192189396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100020200221164 is a wasteful number, since it uses less digits than its factorization.

100020200221164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104472429 (or 104472427 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 100020200221164 its reverse (461122002020001), we get a palindrome (561142202241165).

The spelling of 100020200221164 in words is "one hundred trillion, twenty billion, two hundred million, two hundred twenty-one thousand, one hundred sixty-four".