102122101201210 has 16 divisors (see below), whose sum is σ = 183820369600296. Its totient is φ = 40848709938688.

The previous prime is 102122101201199. The next prime is 102122101201229. The reversal of 102122101201210 is 12102101221201.

It can be written as a sum of positive squares in 4 ways, for example, as 73987574169609 + 28134527031601 = 8601603^2 + 5304199^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12999967 + ... + 19319506.

Almost surely, 2^{102122101201210} is an apocalyptic number.

102122101201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102122101201210 is a deficient number, since it is larger than the sum of its proper divisors (81698268399086).

102122101201210 is a wasteful number, since it uses less digits than its factorization.

102122101201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32635457.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102122101201210 its reverse (12102101221201), we get a palindrome (114224202422411).

The spelling of 102122101201210 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred one million, two hundred one thousand, two hundred ten".