201344214661 has 8 divisors (see below), whose sum is σ = 213229312704. Its totient is φ = 189463707840.

The previous prime is 201344214653. The next prime is 201344214713. The reversal of 201344214661 is 166412443102.

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

It is a cyclic number.

It is not a de Polignac number, because 201344214661 - 2³ = 201344214653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201344214611) 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, 1057305 + ... + 1233118.

It is an arithmetic number, because the mean of its divisors is an integer number (26653664088).

Almost surely, 2^201344214661 is an apocalyptic number.

It is an amenable number.

201344214661 is a deficient number, since it is larger than the sum of its proper divisors (11885098043).

201344214661 is a wasteful number, since it uses less digits than its factorization.

201344214661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295611.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 201344214661 its reverse (166412443102), we get a palindrome (367756657763).

The spelling of 201344214661 in words is "two hundred one billion, three hundred forty-four million, two hundred fourteen thousand, six hundred sixty-one".