102000112221210 has 128 divisors (see below), whose sum is σ = 285712184563200. Its totient is φ = 23295460995072.

The previous prime is 102000112221187. The next prime is 102000112221223. The reversal of 102000112221210 is 12122211000201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102000112221210.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8722042 + ... + 16735418.

It is an arithmetic number, because the mean of its divisors is an integer number (2232126441900).

Almost surely, 2^{102000112221210} is an apocalyptic number.

102000112221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102000112221210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142856092281600).

102000112221210 is an abundant number, since it is smaller than the sum of its proper divisors (183712072341990).

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

102000112221210 is a wasteful number, since it uses less digits than its factorization.

102000112221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8014645 (or 8014631 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102000112221210 its reverse (12122211000201), we get a palindrome (114122323221411).

The spelling of 102000112221210 in words is "one hundred two trillion, one hundred twelve million, two hundred twenty-one thousand, two hundred ten".