1120020123 has 8 divisors (see below), whose sum is σ = 1493586000. Its totient is φ = 746567168.

The previous prime is 1120020091. The next prime is 1120020127. The reversal of 1120020123 is 3210200211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120020123 - 2⁵ = 1120020091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120020099 and 1120020108.

It is not an unprimeable number, because it can be changed into a prime (1120020127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1458 + ... + 47351.

It is an arithmetic number, because the mean of its divisors is an integer number (186698250).

Almost surely, 2^1120020123 is an apocalyptic number.

1120020123 is a deficient number, since it is larger than the sum of its proper divisors (373565877).

1120020123 is an equidigital number, since it uses as much as digits as its factorization.

1120020123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56461.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1120020123 is about 33466.7017048289. The cubic root of 1120020123 is about 1038.5050398900.

Adding to 1120020123 its reverse (3210200211), we get a palindrome (4330220334).

The spelling of 1120020123 in words is "one billion, one hundred twenty million, twenty thousand, one hundred twenty-three".