213100022023000 has 128 divisors (see below), whose sum is σ = 571581420209280. Its totient is φ = 72846060134400.

The previous prime is 213100022022941. The next prime is 213100022023001. The reversal of 213100022023000 is 320220001312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213100022023001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42808449 + ... + 47526448.

It is an arithmetic number, because the mean of its divisors is an integer number (4465479845385).

Almost surely, 2^{213100022023000} is an apocalyptic number.

213100022023000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213100022023000 is an abundant number, since it is smaller than the sum of its proper divisors (358481398186280).

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

213100022023000 is a wasteful number, since it uses less digits than its factorization.

213100022023000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90335262 (or 90335248 counting only the distinct ones).

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

Adding to 213100022023000 its reverse (320220001312), we get a palindrome (213420242024312).

The spelling of 213100022023000 in words is "two hundred thirteen trillion, one hundred billion, twenty-two million, twenty-three thousand".