120144243100 has 36 divisors (see below), whose sum is σ = 297957724624. Its totient is φ = 41192311680.

The previous prime is 120144243091. The next prime is 120144243127. The reversal of 120144243100 is 1342441021.

It is a happy number.

It is a super-2 number, since 2×120144243100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85816617 + ... + 85818016.

Almost surely, 2^120144243100 is an apocalyptic number.

120144243100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120144243100 is an abundant number, since it is smaller than the sum of its proper divisors (177813481524).

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

120144243100 is a wasteful number, since it uses less digits than its factorization.

120144243100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171634654 (or 171634647 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 120144243100 its reverse (1342441021), we get a palindrome (121486684121).

The spelling of 120144243100 in words is "one hundred twenty billion, one hundred forty-four million, two hundred forty-three thousand, one hundred".