120100443 has 4 divisors (see below), whose sum is σ = 160133928. Its totient is φ = 80066960.

The previous prime is 120100423. The next prime is 120100489. The reversal of 120100443 is 344001021.

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 120100443 - 2¹³ = 120092251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120100423) 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, 20016738 + ... + 20016743.

It is an arithmetic number, because the mean of its divisors is an integer number (40033482).

Almost surely, 2^120100443 is an apocalyptic number.

120100443 is a deficient number, since it is larger than the sum of its proper divisors (40033485).

120100443 is an equidigital number, since it uses as much as digits as its factorization.

120100443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40033484.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 120100443 is about 10959.0347658907. The cubic root of 120100443 is about 493.3799952313.

Adding to 120100443 its reverse (344001021), we get a palindrome (464101464).

The spelling of 120100443 in words is "one hundred twenty million, one hundred thousand, four hundred forty-three".