20323122203000 has 32 divisors (see below), whose sum is σ = 47556105957360. Its totient is φ = 8129248880800.

The previous prime is 20323122202993. The next prime is 20323122203003. The reversal of 20323122203000 is 30222132302.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20323122203003) 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, 10161560102 + ... + 10161562101.

Almost surely, 2^{20323122203000} is an apocalyptic number.

20323122203000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20323122203000 is an abundant number, since it is smaller than the sum of its proper divisors (27232983754360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20323122203000 is a wasteful number, since it uses less digits than its factorization.

20323122203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20323122224 (or 20323122210 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20323122203000 its reverse (30222132302), we get a palindrome (20353344335302).

The spelling of 20323122203000 in words is "twenty trillion, three hundred twenty-three billion, one hundred twenty-two million, two hundred three thousand".