103120443 has 12 divisors (see below), whose sum is σ = 152977968. Its totient is φ = 66888720.

The previous prime is 103120411. The next prime is 103120463. The reversal of 103120443 is 344021301.

103120443 is a `hidden beast` number, since 103 + 120 + 443 = 666.

It is not a de Polignac number, because 103120443 - 2⁵ = 103120411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103120403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154503 + ... + 155168.

It is an arithmetic number, because the mean of its divisors is an integer number (12748164).

Almost surely, 2^103120443 is an apocalyptic number.

103120443 is a deficient number, since it is larger than the sum of its proper divisors (49857525).

103120443 is a wasteful number, since it uses less digits than its factorization.

103120443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309714 (or 309711 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 103120443 is about 10154.8236321464. The cubic root of 103120443 is about 468.9374563316.

Adding to 103120443 its reverse (344021301), we get a palindrome (447141744).

The spelling of 103120443 in words is "one hundred three million, one hundred twenty thousand, four hundred forty-three".