204223435101 has 48 divisors (see below), whose sum is σ = 351948140544. Its totient is φ = 111574612512.

The previous prime is 204223435079. The next prime is 204223435103. The reversal of 204223435101 is 101534322402.

204223435101 is a `hidden beast` number, since 2 + 0 + 4 + 223 + 435 + 1 + 0 + 1 = 666.

It is not a de Polignac number, because 204223435101 - 2⁶ = 204223435037 is a prime.

It is a super-2 number, since 2×204223435101² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204223435103) 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, 3283050 + ... + 3344676.

It is an arithmetic number, because the mean of its divisors is an integer number (7332252928).

Almost surely, 2^204223435101 is an apocalyptic number.

204223435101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

204223435101 is a deficient number, since it is larger than the sum of its proper divisors (147724705443).

204223435101 is a wasteful number, since it uses less digits than its factorization.

204223435101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63950 (or 63947 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 204223435101 its reverse (101534322402), we get a palindrome (305757757503).

The spelling of 204223435101 in words is "two hundred four billion, two hundred twenty-three million, four hundred thirty-five thousand, one hundred one".