240001220134100 has 18 divisors (see below), whose sum is σ = 520802647691214. Its totient is φ = 96000488053600.

The previous prime is 240001220134063. The next prime is 240001220134103. The reversal of 240001220134100 is 1431022100042.

240001220134100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 563847806404 + 239437372327696 = 750898^2 + 15473764^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240001220134103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1200006100571 + ... + 1200006100770.

Almost surely, 2^{240001220134100} is an apocalyptic number.

240001220134100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240001220134100 is an abundant number, since it is smaller than the sum of its proper divisors (280801427557114).

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

240001220134100 is a wasteful number, since it uses less digits than its factorization.

240001220134100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2400012201355 (or 2400012201348 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 240001220134100 its reverse (1431022100042), we get a palindrome (241432242234142).

The spelling of 240001220134100 in words is "two hundred forty trillion, one billion, two hundred twenty million, one hundred thirty-four thousand, one hundred".