202224022423 has 4 divisors (see below), whose sum is σ = 211016371248. Its totient is φ = 193431673600.

The previous prime is 202224022367. The next prime is 202224022433. The reversal of 202224022423 is 324220422202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202224022423 - 2⁹ = 202224021911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202224022433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4396174378 + ... + 4396174423.

It is an arithmetic number, because the mean of its divisors is an integer number (52754092812).

Almost surely, 2^202224022423 is an apocalyptic number.

202224022423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

202224022423 is a deficient number, since it is larger than the sum of its proper divisors (8792348825).

202224022423 is an equidigital number, since it uses as much as digits as its factorization.

202224022423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8792348824.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 202224022423 its reverse (324220422202), we get a palindrome (526444444625).

The spelling of 202224022423 in words is "two hundred two billion, two hundred twenty-four million, twenty-two thousand, four hundred twenty-three".