204234124024 has 16 divisors (see below), whose sum is σ = 437644551600. Its totient is φ = 87528910272.

The previous prime is 204234124021. The next prime is 204234124027. The reversal of 204234124024 is 420421432402.

It is an interprime number because it is at equal distance from previous prime (204234124021) and next prime (204234124027).

It is a super-2 number, since 2×204234124024² (a number of 23 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 204234123983 and 204234124001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204234124021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1823518909 + ... + 1823519020.

It is an arithmetic number, because the mean of its divisors is an integer number (27352784475).

Almost surely, 2^204234124024 is an apocalyptic number.

It is an amenable number.

204234124024 is an abundant number, since it is smaller than the sum of its proper divisors (233410427576).

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

204234124024 is a wasteful number, since it uses less digits than its factorization.

204234124024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3647037942 (or 3647037938 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 204234124024 its reverse (420421432402), we get a palindrome (624655556426).

The spelling of 204234124024 in words is "two hundred four billion, two hundred thirty-four million, one hundred twenty-four thousand, twenty-four".