1101223313000 has 32 divisors (see below), whose sum is σ = 2576862554760. Its totient is φ = 440489324800.

The previous prime is 1101223312967. The next prime is 1101223313023. The reversal of 1101223313000 is 3133221011.

It can be written as a sum of positive squares in 4 ways, for example, as 311567145124 + 789656167876 = 558182^2 + 888626^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1101223313000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550610657 + ... + 550612656.

Almost surely, 2^{1101223313000} is an apocalyptic number.

1101223313000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101223313000 is an abundant number, since it is smaller than the sum of its proper divisors (1475639241760).

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

1101223313000 is a wasteful number, since it uses less digits than its factorization.

1101223313000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101223334 (or 1101223320 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1101223313000 its reverse (3133221011), we get a palindrome (1104356534011).

The spelling of 1101223313000 in words is "one trillion, one hundred one billion, two hundred twenty-three million, three hundred thirteen thousand".