11010312120203 has 12 divisors (see below), whose sum is σ = 12104413115424. Its totient is φ = 10007580567600.

The previous prime is 11010312120167. The next prime is 11010312120233. The reversal of 11010312120203 is 30202121301011.

It is not a de Polignac number, because 11010312120203 - 2¹⁶ = 11010312054667 is a prime.

It is a super-3 number, since 3×11010312120203³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010312120233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7476851 + ... + 8827452.

It is an arithmetic number, because the mean of its divisors is an integer number (1008701092952).

Almost surely, 2^{11010312120203} is an apocalyptic number.

11010312120203 is a deficient number, since it is larger than the sum of its proper divisors (1094100995221).

11010312120203 is a wasteful number, since it uses less digits than its factorization.

11010312120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16309906 (or 16309895 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11010312120203 its reverse (30202121301011), we get a palindrome (41212433421214).

It can be divided in two parts, 11010 and 312120203, that added together give a palindrome (312131213).

The spelling of 11010312120203 in words is "eleven trillion, ten billion, three hundred twelve million, one hundred twenty thousand, two hundred three".