1121202003 has 8 divisors (see below), whose sum is σ = 1582873488. Its totient is φ = 703499264.

The previous prime is 1121202001. The next prime is 1121202011. The reversal of 1121202003 is 3002021211.

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 1121202003 - 2¹ = 1121202001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121202003.

It is not an unprimeable number, because it can be changed into a prime (1121202001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10992126 + ... + 10992227.

It is an arithmetic number, because the mean of its divisors is an integer number (197859186).

Almost surely, 2^1121202003 is an apocalyptic number.

1121202003 is a deficient number, since it is larger than the sum of its proper divisors (461671485).

1121202003 is a wasteful number, since it uses less digits than its factorization.

1121202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21984373.

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

The square root of 1121202003 is about 33484.3546003204. The cubic root of 1121202003 is about 1038.8701990624.

Adding to 1121202003 its reverse (3002021211), we get a palindrome (4123223214).

The spelling of 1121202003 in words is "one billion, one hundred twenty-one million, two hundred two thousand, three".