1102120003 has 4 divisors (see below), whose sum is σ = 1150038288. Its totient is φ = 1054201720.

The previous prime is 1102119961. The next prime is 1102120039. The reversal of 1102120003 is 3000212011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3000212011 = 227 ⋅13216793.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102120003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102120093) 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, 23959108 + ... + 23959153.

It is an arithmetic number, because the mean of its divisors is an integer number (287509572).

Almost surely, 2^1102120003 is an apocalyptic number.

1102120003 is a deficient number, since it is larger than the sum of its proper divisors (47918285).

1102120003 is an equidigital number, since it uses as much as digits as its factorization.

1102120003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47918284.

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

The square root of 1102120003 is about 33198.1927670769. The cubic root of 1102120003 is about 1032.9428525891.

Adding to 1102120003 its reverse (3000212011), we get a palindrome (4102332014).

The spelling of 1102120003 in words is "one billion, one hundred two million, one hundred twenty thousand, three".