201323145014 has 32 divisors (see below), whose sum is σ = 334882169856. Its totient is φ = 90286669440.

The previous prime is 201323145013. The next prime is 201323145029. The reversal of 201323145014 is 410541323102.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201323145013) 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, 263072 + ... + 686915.

It is an arithmetic number, because the mean of its divisors is an integer number (10465067808).

Almost surely, 2^201323145014 is an apocalyptic number.

201323145014 is a deficient number, since it is larger than the sum of its proper divisors (133559024842).

201323145014 is a wasteful number, since it uses less digits than its factorization.

201323145014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950300.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 201323145014 its reverse (410541323102), we get a palindrome (611864468116).

The spelling of 201323145014 in words is "two hundred one billion, three hundred twenty-three million, one hundred forty-five thousand, fourteen".