402211232423 has 16 divisors (see below), whose sum is σ = 540031865856. Its totient is φ = 289302783840.

The previous prime is 402211232407. The next prime is 402211232453. The reversal of 402211232423 is 324232112204.

It is not a de Polignac number, because 402211232423 - 2⁴ = 402211232407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402211232392 and 402211232401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402211232453) 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, 200903711 + ... + 200905712.

It is an arithmetic number, because the mean of its divisors is an integer number (33751991616).

Almost surely, 2^402211232423 is an apocalyptic number.

402211232423 is a deficient number, since it is larger than the sum of its proper divisors (137820633433).

402211232423 is a wasteful number, since it uses less digits than its factorization.

402211232423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401809454.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 402211232423 its reverse (324232112204), we get a palindrome (726443344627).

The spelling of 402211232423 in words is "four hundred two billion, two hundred eleven million, two hundred thirty-two thousand, four hundred twenty-three".