402323120011 has 8 divisors (see below), whose sum is σ = 426745837584. Its totient is φ = 377984474880.

The previous prime is 402323119999. The next prime is 402323120021. The reversal of 402323120011 is 110021323204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402323120011 - 2³¹ = 400175636363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402323120021) 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 7 ways as a sum of consecutive naturals, for example, 21008250 + ... + 21027391.

It is an arithmetic number, because the mean of its divisors is an integer number (53343229698).

Almost surely, 2^402323120011 is an apocalyptic number.

402323120011 is a deficient number, since it is larger than the sum of its proper divisors (24422717573).

402323120011 is a wasteful number, since it uses less digits than its factorization.

402323120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42036221.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 402323120011 its reverse (110021323204), we get a palindrome (512344443215).

The spelling of 402323120011 in words is "four hundred two billion, three hundred twenty-three million, one hundred twenty thousand, eleven".