23212220133300 has 144 divisors (see below), whose sum is σ = 75246375715392. Its totient is φ = 5475118233600.

The previous prime is 23212220133287. The next prime is 23212220133307. The reversal of 23212220133300 is 333102221232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23212220133307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94932037 + ... + 95176236.

Almost surely, 2^{23212220133300} is an apocalyptic number.

23212220133300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23212220133300 is an abundant number, since it is smaller than the sum of its proper divisors (52034155582092).

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

23212220133300 is a wasteful number, since it uses less digits than its factorization.

23212220133300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190108338 (or 190108331 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 23212220133300 its reverse (333102221232), we get a palindrome (23545322354532).

The spelling of 23212220133300 in words is "twenty-three trillion, two hundred twelve billion, two hundred twenty million, one hundred thirty-three thousand, three hundred".