201423413433 has 16 divisors (see below), whose sum is σ = 293036679936. Its totient is φ = 122050975440.

The previous prime is 201423413413. The next prime is 201423413441. The reversal of 201423413433 is 334314324102.

It is a happy number.

It is not a de Polignac number, because 201423413433 - 2¹⁰ = 201423412409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201423413433.

It is not an unprimeable number, because it can be changed into a prime (201423413413) 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, 423091 + ... + 762792.

It is an arithmetic number, because the mean of its divisors is an integer number (18314792496).

Almost surely, 2^201423413433 is an apocalyptic number.

It is an amenable number.

201423413433 is a deficient number, since it is larger than the sum of its proper divisors (91613266503).

201423413433 is a wasteful number, since it uses less digits than its factorization.

201423413433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191044.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 201423413433 its reverse (334314324102), we get a palindrome (535737737535).

The spelling of 201423413433 in words is "two hundred one billion, four hundred twenty-three million, four hundred thirteen thousand, four hundred thirty-three".