11010203011 has 8 divisors (see below), whose sum is σ = 11704438800. Its totient is φ = 10327442400.

The previous prime is 11010203003. The next prime is 11010203021. The reversal of 11010203011 is 11030201011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11010203011 - 2³ = 11010203003 is a prime.

It is a super-2 number, since 2×11010203011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010203021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2866816 + ... + 2870653.

It is an arithmetic number, because the mean of its divisors is an integer number (1463054850).

Almost surely, 2^11010203011 is an apocalyptic number.

11010203011 is a deficient number, since it is larger than the sum of its proper divisors (694235789).

11010203011 is a wasteful number, since it uses less digits than its factorization.

11010203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5737589.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 11010203011 its reverse (11030201011), we get a palindrome (22040404022).

The spelling of 11010203011 in words is "eleven billion, ten million, two hundred three thousand, eleven".