1103333321200 has 360 divisors, whose sum is σ = 3073647024000. Its totient is φ = 379271692800.

The previous prime is 1103333321183. The next prime is 1103333321249. The reversal of 1103333321200 is 21233333011.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 550839399 + ... + 550841401.

It is an arithmetic number, because the mean of its divisors is an integer number (8537908400).

Almost surely, 2^{1103333321200} is an apocalyptic number.

1103333321200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103333321200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1536823512000).

1103333321200 is an abundant number, since it is smaller than the sum of its proper divisors (1970313702800).

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

1103333321200 is a wasteful number, since it uses less digits than its factorization.

1103333321200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661 (or 2639 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1103333321200 its reverse (21233333011), we get a palindrome (1124566654211).

The spelling of 1103333321200 in words is "one trillion, one hundred three billion, three hundred thirty-three million, three hundred twenty-one thousand, two hundred".