201212001414 has 48 divisors (see below), whose sum is σ = 439137644400. Its totient is φ = 66583396800.

The previous prime is 201212001379. The next prime is 201212001443. The reversal of 201212001414 is 414100212102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1355464 + ... + 1496564.

It is an arithmetic number, because the mean of its divisors is an integer number (9148700925).

Almost surely, 2^201212001414 is an apocalyptic number.

201212001414 is an abundant number, since it is smaller than the sum of its proper divisors (237925642986).

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

201212001414 is a wasteful number, since it uses less digits than its factorization.

201212001414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141685 (or 141682 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201212001414 its reverse (414100212102), we get a palindrome (615312213516).

The spelling of 201212001414 in words is "two hundred one billion, two hundred twelve million, one thousand, four hundred fourteen".