201423120319 has 8 divisors (see below), whose sum is σ = 201738247920. Its totient is φ = 201108062400.

The previous prime is 201423120313. The next prime is 201423120337. The reversal of 201423120319 is 913021324102.

It is a happy number.

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 201423120319 - 2⁷ = 201423120191 is a prime.

It is a super-2 number, since 2×201423120319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201423120313) 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, 11620179 + ... + 11637499.

It is an arithmetic number, because the mean of its divisors is an integer number (25217280990).

Almost surely, 2^201423120319 is an apocalyptic number.

201423120319 is a deficient number, since it is larger than the sum of its proper divisors (315127601).

201423120319 is a wasteful number, since it uses less digits than its factorization.

201423120319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34841.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 201423120319 in words is "two hundred one billion, four hundred twenty-three million, one hundred twenty thousand, three hundred nineteen".