102101212102 has 8 divisors (see below), whose sum is σ = 153555913800. Its totient is φ = 50915907504.

The previous prime is 102101212069. The next prime is 102101212183. The reversal of 102101212102 is 201212101201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67348327 + ... + 67349842.

It is an arithmetic number, because the mean of its divisors is an integer number (19194489225).

Almost surely, 2^102101212102 is an apocalyptic number.

102101212102 is a deficient number, since it is larger than the sum of its proper divisors (51454701698).

102101212102 is a wasteful number, since it uses less digits than its factorization.

102101212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134698550.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102101212102 its reverse (201212101201), we get a palindrome (303313313303).

The spelling of 102101212102 in words is "one hundred two billion, one hundred one million, two hundred twelve thousand, one hundred two".