1820100000101 has 8 divisors (see below), whose sum is σ = 1882970906880. Its totient is φ = 1757236349232.

The previous prime is 1820100000073. The next prime is 1820100000127. The reversal of 1820100000101 is 1010000010281.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1820100000101 - 2¹⁰ = 1820099999077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1820100003101) 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, 1301165 + ... + 2309378.

It is an arithmetic number, because the mean of its divisors is an integer number (235371363360).

Almost surely, 2^{1820100000101} is an apocalyptic number.

It is an amenable number.

1820100000101 is a deficient number, since it is larger than the sum of its proper divisors (62870906779).

1820100000101 is a wasteful number, since it uses less digits than its factorization.

1820100000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3627955.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1820100000101 its reverse (1010000010281), we get a palindrome (2830100010382).

The spelling of 1820100000101 in words is "one trillion, eight hundred twenty billion, one hundred million, one hundred one", and thus it is an aban number.