1100233221231 has 16 divisors (see below), whose sum is σ = 1499286150144. Its totient is φ = 717357391584.

The previous prime is 1100233221209. The next prime is 1100233221251. The reversal of 1100233221231 is 1321223320011.

It is not a de Polignac number, because 1100233221231 - 2¹⁵ = 1100233188463 is a prime.

It is a super-2 number, since 2×1100233221231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100233221198 and 1100233221207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100233221251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2661340 + ... + 3046833.

It is an arithmetic number, because the mean of its divisors is an integer number (93705384384).

Almost surely, 2^{1100233221231} is an apocalyptic number.

1100233221231 is a deficient number, since it is larger than the sum of its proper divisors (399052928913).

1100233221231 is a wasteful number, since it uses less digits than its factorization.

1100233221231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5709590.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1100233221231 its reverse (1321223320011), we get a palindrome (2421456541242).

The spelling of 1100233221231 in words is "one trillion, one hundred billion, two hundred thirty-three million, two hundred twenty-one thousand, two hundred thirty-one".