1120420103 has 4 divisors (see below), whose sum is σ = 1222276488. Its totient is φ = 1018563720.

The previous prime is 1120420087. The next prime is 1120420187. The reversal of 1120420103 is 3010240211.

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 1120420103 - 2⁴ = 1120420087 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 (1120420303) 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, 50928176 + ... + 50928197.

It is an arithmetic number, because the mean of its divisors is an integer number (305569122).

Almost surely, 2^1120420103 is an apocalyptic number.

1120420103 is a deficient number, since it is larger than the sum of its proper divisors (101856385).

1120420103 is a wasteful number, since it uses less digits than its factorization.

1120420103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101856384.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1120420103 is about 33472.6769619641. The cubic root of 1120420103 is about 1038.6286483266.

Adding to 1120420103 its reverse (3010240211), we get a palindrome (4130660314).

The spelling of 1120420103 in words is "one billion, one hundred twenty million, four hundred twenty thousand, one hundred three".