210102200000001 has 16 divisors (see below), whose sum is σ = 311380734544320. Its totient is φ = 140014936121760.

The previous prime is 210102199999943. The next prime is 210102200000029. The reversal of 210102200000001 is 100000002201012.

It is not a de Polignac number, because 210102200000001 - 2¹⁴ = 210102199983617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (210102200000041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1477627915 + ... + 1477770096.

It is an arithmetic number, because the mean of its divisors is an integer number (19461295909020).

Almost surely, 2^{210102200000001} is an apocalyptic number.

It is an amenable number.

210102200000001 is a deficient number, since it is larger than the sum of its proper divisors (101278534544319).

210102200000001 is a wasteful number, since it uses less digits than its factorization.

210102200000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2955400653 (or 2955400647 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 210102200000001 its reverse (100000002201012), we get a palindrome (310102202201013).

The spelling of 210102200000001 in words is "two hundred ten trillion, one hundred two billion, two hundred million, one", and thus it is an aban number.