320142022 has 16 divisors (see below), whose sum is σ = 507798144. Its totient is φ = 151128000.

The previous prime is 320142007. The next prime is 320142041. The reversal of 320142022 is 220241023.

It is a junction number, because it is equal to n+sod(n) for n = 320141987 and 320142005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60429 + ... + 65512.

It is an arithmetic number, because the mean of its divisors is an integer number (31737384).

Almost surely, 2^320142022 is an apocalyptic number.

320142022 is a deficient number, since it is larger than the sum of its proper divisors (187656122).

320142022 is a wasteful number, since it uses less digits than its factorization.

320142022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126015.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 320142022 is about 17892.5130152251. The cubic root of 320142022 is about 684.0915529561.

Adding to 320142022 its reverse (220241023), we get a palindrome (540383045).

Subtracting from 320142022 its reverse (220241023), we obtain a palindrome (99900999).

The spelling of 320142022 in words is "three hundred twenty million, one hundred forty-two thousand, twenty-two".