120200120078 has 16 divisors (see below), whose sum is σ = 185472377520. Its totient is φ = 58381243776.

The previous prime is 120200120077. The next prime is 120200120087. The reversal of 120200120078 is 870021002021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200120077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1266251 + ... + 1357862.

It is an arithmetic number, because the mean of its divisors is an integer number (11592023595).

Almost surely, 2^120200120078 is an apocalyptic number.

120200120078 is a deficient number, since it is larger than the sum of its proper divisors (65272257442).

120200120078 is a wasteful number, since it uses less digits than its factorization.

120200120078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624771.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 120200120078 its reverse (870021002021), we get a palindrome (990221122099).

The spelling of 120200120078 in words is "one hundred twenty billion, two hundred million, one hundred twenty thousand, seventy-eight".