1100233321212 has 48 divisors (see below), whose sum is σ = 2571098824224. Its totient is φ = 366189408000.

The previous prime is 1100233321139. The next prime is 1100233321267. The reversal of 1100233321212 is 2121233320011.

It is a super-2 number, since 2×1100233321212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26413762 + ... + 26455382.

It is an arithmetic number, because the mean of its divisors is an integer number (53564558838).

Almost surely, 2^{1100233321212} is an apocalyptic number.

1100233321212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100233321212 is an abundant number, since it is smaller than the sum of its proper divisors (1470865503012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100233321212 is a wasteful number, since it uses less digits than its factorization.

1100233321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44910 (or 44908 counting only the distinct ones).

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

Adding to 1100233321212 its reverse (2121233320011), we get a palindrome (3221466641223).

The spelling of 1100233321212 in words is "one trillion, one hundred billion, two hundred thirty-three million, three hundred twenty-one thousand, two hundred twelve".