402301002123 has 12 divisors (see below), whose sum is σ = 589774604328. Its totient is φ = 264197672640.

The previous prime is 402301002101. The next prime is 402301002133. The reversal of 402301002123 is 321200103204.

It is not a de Polignac number, because 402301002123 - 2¹⁷ = 402300871051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402301002096 and 402301002105.

It is not an unprimeable number, because it can be changed into a prime (402301002133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333582318 + ... + 333583523.

It is an arithmetic number, because the mean of its divisors is an integer number (49147883694).

Almost surely, 2^402301002123 is an apocalyptic number.

402301002123 is a deficient number, since it is larger than the sum of its proper divisors (187473602205).

402301002123 is a wasteful number, since it uses less digits than its factorization.

402301002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667165914 (or 667165911 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 402301002123 its reverse (321200103204), we get a palindrome (723501105327).

The spelling of 402301002123 in words is "four hundred two billion, three hundred one million, two thousand, one hundred twenty-three".