12210201012 has 24 divisors (see below), whose sum is σ = 29409517312.
Its totient is φ = 3938774400.
The previous prime is 12210201011. The next prime is 12210201019. The reversal of 12210201012 is 21010201221.
Adding to 12210201012 its reverse (21010201221), we get a palindrome (33220402233).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12210201011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16411189 + ... + 16411932.
Almost surely, 212210201012 is an apocalyptic number.
12210201012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12210201012 is an abundant number, since it is smaller than the sum of its proper divisors (17199316300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12210201012 is a wasteful number, since it uses less digits than its factorization.
12210201012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32823159 (or 32823157 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
The spelling of 12210201012 in words is "twelve billion, two hundred ten million, two hundred one thousand, twelve".