320001033442 has 32 divisors (see below), whose sum is σ = 499357384704. Its totient is φ = 153631674000.

The previous prime is 320001033419. The next prime is 320001033449. The reversal of 320001033442 is 244330100023.

It is a happy number.

It is a super-2 number, since 2×320001033442² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320001033449) 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, 8059603 + ... + 8099209.

It is an arithmetic number, because the mean of its divisors is an integer number (15604918272).

Almost surely, 2^320001033442 is an apocalyptic number.

320001033442 is a deficient number, since it is larger than the sum of its proper divisors (179356351262).

320001033442 is a wasteful number, since it uses less digits than its factorization.

320001033442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40654.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 320001033442 its reverse (244330100023), we get a palindrome (564331133465).

The spelling of 320001033442 in words is "three hundred twenty billion, one million, thirty-three thousand, four hundred forty-two".