14001200120142 has 96 divisors (see below), whose sum is σ = 31251232355616. Its totient is φ = 4528490803200.

The previous prime is 14001200120129. The next prime is 14001200120197. The reversal of 14001200120142 is 24102100210041.

14001200120142 is a `hidden beast` number, since 1 + 400 + 1 + 2 + 0 + 0 + 120 + 142 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61219042 + ... + 61447322.

It is an arithmetic number, because the mean of its divisors is an integer number (325533670371).

Almost surely, 2^{14001200120142} is an apocalyptic number.

14001200120142 is an abundant number, since it is smaller than the sum of its proper divisors (17250032235474).

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

14001200120142 is a wasteful number, since it uses less digits than its factorization.

14001200120142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229106 (or 229103 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 14001200120142 its reverse (24102100210041), we get a palindrome (38103300330183).

The spelling of 14001200120142 in words is "fourteen trillion, one billion, two hundred million, one hundred twenty thousand, one hundred forty-two".