100204413125 has 20 divisors (see below), whose sum is σ = 125297276412. Its totient is φ = 80111136000.

The previous prime is 100204413121. The next prime is 100204413137. The reversal of 100204413125 is 521314402001.

It can be written as a sum of positive squares in 10 ways, for example, as 66354668836 + 33849744289 = 257594^2 + 183983^2 .

It is not a de Polignac number, because 100204413125 - 2² = 100204413121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100204413125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100204413121) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 919007 + ... + 1022243.

Almost surely, 2^100204413125 is an apocalyptic number.

It is an amenable number.

100204413125 is a deficient number, since it is larger than the sum of its proper divisors (25092863287).

100204413125 is an equidigital number, since it uses as much as digits as its factorization.

100204413125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104810 (or 104795 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 100204413125 its reverse (521314402001), we get a palindrome (621518815126).

The spelling of 100204413125 in words is "one hundred billion, two hundred four million, four hundred thirteen thousand, one hundred twenty-five".