201210012102 has 24 divisors (see below), whose sum is σ = 442329449688.
Its totient is φ = 60972730720.
The previous prime is 201210012061. The next prime is 201210012167.
It can be divided in two parts, 2012100 and 12102, that added together give a palindrome (2024202).
201210012102 is nontrivially palindromic in base 10.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138573663 + ... + 138575114.
It is an arithmetic number, because the mean of its divisors is an integer number (18430393737).
Almost surely, 2201210012102 is an apocalyptic number.
201210012102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
201210012102 is an abundant number, since it is smaller than the sum of its proper divisors (241119437586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201210012102 is a wasteful number, since it uses less digits than its factorization.
201210012102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277148804 (or 277148793 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
The spelling of 201210012102 in words is "two hundred one billion, two hundred ten million, twelve thousand, one hundred two".