120112143453 has 24 divisors (see below), whose sum is σ = 176537805600. Its totient is φ = 78676687584.

The previous prime is 120112143379. The next prime is 120112143457. The reversal of 120112143453 is 354341211021.

120112143453 is a `hidden beast` number, since 1 + 201 + 1 + 2 + 1 + 4 + 3 + 453 = 666.

It is not a de Polignac number, because 120112143453 - 2¹⁰ = 120112142429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120112143457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21463 + ... + 490596.

It is an arithmetic number, because the mean of its divisors is an integer number (7355741900).

Almost surely, 2^120112143453 is an apocalyptic number.

It is an amenable number.

120112143453 is a deficient number, since it is larger than the sum of its proper divisors (56425662147).

120112143453 is a wasteful number, since it uses less digits than its factorization.

120112143453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512521 (or 512518 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 120112143453 its reverse (354341211021), we get a palindrome (474453354474).

The spelling of 120112143453 in words is "one hundred twenty billion, one hundred twelve million, one hundred forty-three thousand, four hundred fifty-three".