320022423451 has 8 divisors (see below), whose sum is σ = 326839855104. Its totient is φ = 313205343720.

The previous prime is 320022423439. The next prime is 320022423481. The reversal of 320022423451 is 154324220023.

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 320022423451 - 2⁹ = 320022422939 is a prime.

It is a super-2 number, since 2×320022423451² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320022423481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2643436 + ... + 2761846.

It is an arithmetic number, because the mean of its divisors is an integer number (40854981888).

Almost surely, 2^320022423451 is an apocalyptic number.

320022423451 is a deficient number, since it is larger than the sum of its proper divisors (6817431653).

320022423451 is a wasteful number, since it uses less digits than its factorization.

320022423451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175961.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 320022423451 its reverse (154324220023), we get a palindrome (474346643474).

The spelling of 320022423451 in words is "three hundred twenty billion, twenty-two million, four hundred twenty-three thousand, four hundred fifty-one".