1120000203 has 60 divisors (see below), whose sum is σ = 2031028560. Its totient is φ = 612124128.

The previous prime is 1120000183. The next prime is 1120000229. The reversal of 1120000203 is 3020000211.

It is a happy number.

It is not a de Polignac number, because 1120000203 - 2⁶ = 1120000139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1120000253) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 85153 + ... + 97421.

It is an arithmetic number, because the mean of its divisors is an integer number (33850476).

Almost surely, 2^1120000203 is an apocalyptic number.

1120000203 is a deficient number, since it is larger than the sum of its proper divisors (911028357).

1120000203 is a wasteful number, since it uses less digits than its factorization.

1120000203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12318 (or 12302 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1120000203 is about 33466.4040942555. The cubic root of 1120000203 is about 1038.4988831129.

Adding to 1120000203 its reverse (3020000211), we get a palindrome (4140000414).

The spelling of 1120000203 in words is "one billion, one hundred twenty million, two hundred three", and thus it is an aban number.