120143200111 has 4 divisors (see below), whose sum is σ = 131065309224. Its totient is φ = 109221091000.

The previous prime is 120143200109. The next prime is 120143200123. The reversal of 120143200111 is 111002341021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120143200111 - 2¹ = 120143200109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120143200171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5461054540 + ... + 5461054561.

It is an arithmetic number, because the mean of its divisors is an integer number (32766327306).

Almost surely, 2^120143200111 is an apocalyptic number.

120143200111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120143200111 is a deficient number, since it is larger than the sum of its proper divisors (10922109113).

120143200111 is a wasteful number, since it uses less digits than its factorization.

120143200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10922109112.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 120143200111 its reverse (111002341021), we get a palindrome (231145541132).

The spelling of 120143200111 in words is "one hundred twenty billion, one hundred forty-three million, two hundred thousand, one hundred eleven".