1100212333231 has 12 divisors (see below), whose sum is σ = 1280461026096. Its totient is φ = 941358144320.

The previous prime is 1100212333211. The next prime is 1100212333243. The reversal of 1100212333231 is 1323332120011.

It is not a de Polignac number, because 1100212333231 - 2¹³ = 1100212325039 is a prime.

It is a super-2 number, since 2×1100212333231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100212333211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 267429235 + ... + 267433348.

It is an arithmetic number, because the mean of its divisors is an integer number (106705085508).

Almost surely, 2^{1100212333231} is an apocalyptic number.

1100212333231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1100212333231 is a deficient number, since it is larger than the sum of its proper divisors (180248692865).

1100212333231 is a wasteful number, since it uses less digits than its factorization.

1100212333231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534862622 (or 534862611 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1100212333231 its reverse (1323332120011), we get a palindrome (2423544453242).

The spelling of 1100212333231 in words is "one trillion, one hundred billion, two hundred twelve million, three hundred thirty-three thousand, two hundred thirty-one".