1000020231322 has 16 divisors (see below), whose sum is σ = 1720838731392. Its totient is φ = 426950515440.

The previous prime is 1000020231319. The next prime is 1000020231323. The reversal of 1000020231322 is 2231320200001.

It is a super-4 number, since 4×1000020231322⁴ (a number of 49 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1000020231296 and 1000020231305.

It is not an unprimeable number, because it can be changed into a prime (1000020231323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135794829 + ... + 135802192.

It is an arithmetic number, because the mean of its divisors is an integer number (107552420712).

Almost surely, 2^{1000020231322} is an apocalyptic number.

1000020231322 is a deficient number, since it is larger than the sum of its proper divisors (720818500070).

1000020231322 is a wasteful number, since it uses less digits than its factorization.

1000020231322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271597293.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1000020231322 its reverse (2231320200001), we get a palindrome (3231340431323).

The spelling of 1000020231322 in words is "one trillion, twenty million, two hundred thirty-one thousand, three hundred twenty-two".