402223000423 has 4 divisors (see below), whose sum is σ = 404784930520. Its totient is φ = 399661070328.

The previous prime is 402223000409. The next prime is 402223000429. The reversal of 402223000423 is 324000322204.

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 402223000423 - 2¹³ = 402222992231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402223000394 and 402223000403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402223000429) 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, 1280964813 + ... + 1280965126.

It is an arithmetic number, because the mean of its divisors is an integer number (101196232630).

Almost surely, 2^402223000423 is an apocalyptic number.

402223000423 is a deficient number, since it is larger than the sum of its proper divisors (2561930097).

402223000423 is a wasteful number, since it uses less digits than its factorization.

402223000423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561930096.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 402223000423 its reverse (324000322204), we get a palindrome (726223322627).

The spelling of 402223000423 in words is "four hundred two billion, two hundred twenty-three million, four hundred twenty-three", and thus it is an aban number.