11420202003 has 24 divisors (see below), whose sum is σ = 18284359680. Its totient is φ = 6315316560.

The previous prime is 11420201993. The next prime is 11420202011. The reversal of 11420202003 is 30020202411.

It is not a de Polignac number, because 11420202003 - 2⁵ = 11420201971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11420202503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1248483 + ... + 1257596.

It is an arithmetic number, because the mean of its divisors is an integer number (761848320).

Almost surely, 2^11420202003 is an apocalyptic number.

11420202003 is a deficient number, since it is larger than the sum of its proper divisors (6864157677).

11420202003 is a wasteful number, since it uses less digits than its factorization.

11420202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506127 (or 2506120 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 11420202003 its reverse (30020202411), we get a palindrome (41440404414).

The spelling of 11420202003 in words is "eleven billion, four hundred twenty million, two hundred two thousand, three".