1103120002 has 4 divisors (see below), whose sum is σ = 1654680006. Its totient is φ = 551560000.

The previous prime is 1103119999. The next prime is 1103120063. The reversal of 1103120002 is 2000213011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2000213011 = 19 ⋅105274369.

It can be written as a sum of positive squares in only one way, i.e., 891679321 + 211440681 = 29861^2 + 14541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275779999 + ... + 275780002.

Almost surely, 2^1103120002 is an apocalyptic number.

1103120002 is a deficient number, since it is larger than the sum of its proper divisors (551560004).

1103120002 is an equidigital number, since it uses as much as digits as its factorization.

1103120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551560003.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1103120002 is about 33213.2503979963. The cubic root of 1103120002 is about 1033.2551687204.

Adding to 1103120002 its reverse (2000213011), we get a palindrome (3103333013).

The spelling of 1103120002 in words is "one billion, one hundred three million, one hundred twenty thousand, two".