201423324102 has 128 divisors (see below), whose sum is σ = 545146011648. Its totient is φ = 47912860800.

The previous prime is 201423324097. The next prime is 201423324103.

It is a happy number.

201423324102 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201423324103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 630727 + ... + 894797.

It is an arithmetic number, because the mean of its divisors is an integer number (4258953216).

Almost surely, 2^201423324102 is an apocalyptic number.

201423324102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 201423324102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272573005824).

201423324102 is an abundant number, since it is smaller than the sum of its proper divisors (343722687546).

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

201423324102 is a wasteful number, since it uses less digits than its factorization.

201423324102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264234.

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 201423 and 324102, that added together give a palindrome (525525).

The spelling of 201423324102 in words is "two hundred one billion, four hundred twenty-three million, three hundred twenty-four thousand, one hundred two".