102101200001210 has 16 divisors (see below), whose sum is σ = 184705688448000. Its totient is φ = 40635251456976.

The previous prime is 102101200001191. The next prime is 102101200001243. The reversal of 102101200001210 is 12100002101201.

It is a junction number, because it is equal to n+sod(n) for n = 102101200001191 and 102101200001200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25653565850 + ... + 25653569829.

It is an arithmetic number, because the mean of its divisors is an integer number (11544105528000).

Almost surely, 2^{102101200001210} is an apocalyptic number.

102101200001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102101200001210 is a deficient number, since it is larger than the sum of its proper divisors (82604488446790).

102101200001210 is a wasteful number, since it uses less digits than its factorization.

102101200001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51307135885.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102101200001210 its reverse (12100002101201), we get a palindrome (114201202102411).

The spelling of 102101200001210 in words is "one hundred two trillion, one hundred one billion, two hundred million, one thousand, two hundred ten".