120100244544 has 336 divisors, whose sum is σ = 405617891328. Its totient is φ = 33264774144.

The previous prime is 120100244527. The next prime is 120100244581. The reversal of 120100244544 is 445442001021.

120100244544 is a `hidden beast` number, since 1 + 201 + 0 + 0 + 2 + 4 + 454 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

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, 20273967 + ... + 20279889.

Almost surely, 2^120100244544 is an apocalyptic number.

120100244544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120100244544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202808945664).

120100244544 is an abundant number, since it is smaller than the sum of its proper divisors (285517646784).

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

120100244544 is a wasteful number, since it uses less digits than its factorization.

120100244544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6102 (or 6089 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 120100244544 its reverse (445442001021), we get a palindrome (565542245565).

The spelling of 120100244544 in words is "one hundred twenty billion, one hundred million, two hundred forty-four thousand, five hundred forty-four".