204243224103100 has 144 divisors (see below), whose sum is σ = 563082858612736. Its totient is φ = 62554464864000.

The previous prime is 204243224103097. The next prime is 204243224103133. The reversal of 204243224103100 is 1301422342402.

It is a super-2 number, since 2×204243224103100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 361722906 + ... + 362287105.

Almost surely, 2^{204243224103100} is an apocalyptic number.

204243224103100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204243224103100 is an abundant number, since it is smaller than the sum of its proper divisors (358839634509636).

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

204243224103100 is a wasteful number, since it uses less digits than its factorization.

204243224103100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724010076 (or 724010069 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 204243224103100 its reverse (1301422342402), we get a palindrome (205544646445502).

The spelling of 204243224103100 in words is "two hundred four trillion, two hundred forty-three billion, two hundred twenty-four million, one hundred three thousand, one hundred".