201311214 has 32 divisors (see below), whose sum is σ = 448549920. Its totient is φ = 59805312.

The previous prime is 201311183. The next prime is 201311219. The reversal of 201311214 is 412113102.

It is a junction number, because it is equal to n+sod(n) for n = 201311193 and 201311202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201311219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42237 + ... + 46760.

It is an arithmetic number, because the mean of its divisors is an integer number (14017185).

Almost surely, 2^201311214 is an apocalyptic number.

201311214 is an abundant number, since it is smaller than the sum of its proper divisors (247238706).

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

201311214 is a wasteful number, since it uses less digits than its factorization.

201311214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89044.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 201311214 is about 14188.4183050825. The cubic root of 201311214 is about 586.0787692070.

Adding to 201311214 its reverse (412113102), we get a palindrome (613424316).

The spelling of 201311214 in words is "two hundred one million, three hundred eleven thousand, two hundred fourteen".