20201223210322 has 32 divisors (see below), whose sum is σ = 40001199822720. Its totient is φ = 7407629594880.

The previous prime is 20201223210317. The next prime is 20201223210323. The reversal of 20201223210322 is 22301232210202.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20201223210293 and 20201223210302.

It is not an unprimeable number, because it can be changed into a prime (20201223210323) 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, 3858137797 + ... + 3858143032.

It is an arithmetic number, because the mean of its divisors is an integer number (1250037494460).

Almost surely, 2^{20201223210322} is an apocalyptic number.

20201223210322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20201223210322 is a deficient number, since it is larger than the sum of its proper divisors (19799976612398).

20201223210322 is a wasteful number, since it uses less digits than its factorization.

20201223210322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7716280866.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20201223210322 its reverse (22301232210202), we get a palindrome (42502455420524).

The spelling of 20201223210322 in words is "twenty trillion, two hundred one billion, two hundred twenty-three million, two hundred ten thousand, three hundred twenty-two".