201022002216500 has 48 divisors (see below), whose sum is σ = 439337149655040. Its totient is φ = 80352922349600.

The previous prime is 201022002216449. The next prime is 201022002216517. The reversal of 201022002216500 is 5612200220102.

It is a congruent number.

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, 138976124 + ... + 140415123.

It is an arithmetic number, because the mean of its divisors is an integer number (9152857284480).

Almost surely, 2^{201022002216500} is an apocalyptic number.

201022002216500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201022002216500 is an abundant number, since it is smaller than the sum of its proper divisors (238315147438540).

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

201022002216500 is a wasteful number, since it uses less digits than its factorization.

201022002216500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279392705 (or 279392693 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 201022002216500 its reverse (5612200220102), we get a palindrome (206634202436602).

The spelling of 201022002216500 in words is "two hundred one trillion, twenty-two billion, two million, two hundred sixteen thousand, five hundred".