201220414212 has 12 divisors (see below), whose sum is σ = 469514299856. Its totient is φ = 67073471400.

The previous prime is 201220414189. The next prime is 201220414267. The reversal of 201220414212 is 212414022102.

It is a tau number, because it is divible by the number of its divisors (12).

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, 8384183914 + ... + 8384183937.

Almost surely, 2^201220414212 is an apocalyptic number.

It is an amenable number.

201220414212 is an abundant number, since it is smaller than the sum of its proper divisors (268293885644).

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

201220414212 is a wasteful number, since it uses less digits than its factorization.

201220414212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16768367858 (or 16768367856 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 201220414212 its reverse (212414022102), we get a palindrome (413634436314).

The spelling of 201220414212 in words is "two hundred one billion, two hundred twenty million, four hundred fourteen thousand, two hundred twelve".