11001204203 has 24 divisors (see below), whose sum is σ = 12816939744. Its totient is φ = 9402947840.

The previous prime is 11001204199. The next prime is 11001204241. The reversal of 11001204203 is 30240210011.

It is not a de Polignac number, because 11001204203 - 2² = 11001204199 is a prime.

It is a super-2 number, since 2×11001204203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11001204103) 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, 2513525 + ... + 2517897.

It is an arithmetic number, because the mean of its divisors is an integer number (534039156).

Almost surely, 2^11001204203 is an apocalyptic number.

11001204203 is a deficient number, since it is larger than the sum of its proper divisors (1815735541).

11001204203 is a wasteful number, since it uses less digits than its factorization.

11001204203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635 (or 5624 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 11001204203 its reverse (30240210011), we get a palindrome (41241414214).

The spelling of 11001204203 in words is "eleven billion, one million, two hundred four thousand, two hundred three".