1820100570216 has 16 divisors (see below), whose sum is σ = 4550251425600. Its totient is φ = 606700190064.

The previous prime is 1820100570161. The next prime is 1820100570217. The reversal of 1820100570216 is 6120750010281.

It is not an unprimeable number, because it can be changed into a prime (1820100570217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37918761856 + ... + 37918761903.

It is an arithmetic number, because the mean of its divisors is an integer number (284390714100).

Almost surely, 2^{1820100570216} is an apocalyptic number.

It is an amenable number.

1820100570216 is an abundant number, since it is smaller than the sum of its proper divisors (2730150855384).

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

1820100570216 is a wasteful number, since it uses less digits than its factorization.

1820100570216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75837523768 (or 75837523764 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 33.

Adding to 1820100570216 its reverse (6120750010281), we get a palindrome (7940850580497).

The spelling of 1820100570216 in words is "one trillion, eight hundred twenty billion, one hundred million, five hundred seventy thousand, two hundred sixteen".