11033212212231 has 32 divisors (see below), whose sum is σ = 16473328743168. Its totient is φ = 6510684714240.

The previous prime is 11033212212223. The next prime is 11033212212247. The reversal of 11033212212231 is 13221221233011.

It is not a de Polignac number, because 11033212212231 - 2³ = 11033212212223 is a prime.

It is a super-2 number, since 2×11033212212231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11033212212221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11814126 + ... + 12713771.

It is an arithmetic number, because the mean of its divisors is an integer number (514791523224).

Almost surely, 2^{11033212212231} is an apocalyptic number.

11033212212231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11033212212231 is a deficient number, since it is larger than the sum of its proper divisors (5440116530937).

11033212212231 is a wasteful number, since it uses less digits than its factorization.

11033212212231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24528271.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11033212212231 its reverse (13221221233011), we get a palindrome (24254433445242).

The spelling of 11033212212231 in words is "eleven trillion, thirty-three billion, two hundred twelve million, two hundred twelve thousand, two hundred thirty-one".