402202030423 has 16 divisors (see below), whose sum is σ = 451177528320. Its totient is φ = 356712196896.

The previous prime is 402202030403. The next prime is 402202030429. The reversal of 402202030423 is 324030202204.

It is not a de Polignac number, because 402202030423 - 2¹³ = 402202022231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402202030394 and 402202030403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402202030429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9770640 + ... + 9811717.

It is an arithmetic number, because the mean of its divisors is an integer number (28198595520).

Almost surely, 2^402202030423 is an apocalyptic number.

402202030423 is a deficient number, since it is larger than the sum of its proper divisors (48975497897).

402202030423 is a wasteful number, since it uses less digits than its factorization.

402202030423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19582446.

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

Adding to 402202030423 its reverse (324030202204), we get a palindrome (726232232627).

The spelling of 402202030423 in words is "four hundred two billion, two hundred two million, thirty thousand, four hundred twenty-three".