10020322320231 has 4 divisors (see below), whose sum is σ = 13360429760312. Its totient is φ = 6680214880152.

The previous prime is 10020322320221. The next prime is 10020322320313. The reversal of 10020322320231 is 13202322302001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10020322320231 - 2⁶ = 10020322320167 is a prime.

It is a super-2 number, since 2×10020322320231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10020322320198 and 10020322320207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020322320221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670053720036 + ... + 1670053720041.

It is an arithmetic number, because the mean of its divisors is an integer number (3340107440078).

Almost surely, 2^{10020322320231} is an apocalyptic number.

10020322320231 is a deficient number, since it is larger than the sum of its proper divisors (3340107440081).

10020322320231 is an equidigital number, since it uses as much as digits as its factorization.

10020322320231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340107440080.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10020322320231 its reverse (13202322302001), we get a palindrome (23222644622232).

The spelling of 10020322320231 in words is "ten trillion, twenty billion, three hundred twenty-two million, three hundred twenty thousand, two hundred thirty-one".