1101022221200 has 180 divisors, whose sum is σ = 2917050536400. Its totient is φ = 399062188800.

The previous prime is 1101022221199. The next prime is 1101022221203. The reversal of 1101022221200 is 21222201011.

It is not an unprimeable number, because it can be changed into a prime (1101022221203) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 14821751 + ... + 14895849.

Almost surely, 2^{1101022221200} is an apocalyptic number.

1101022221200 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 1101022221200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1458525268200).

1101022221200 is an abundant number, since it is smaller than the sum of its proper divisors (1816028315200).

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

1101022221200 is a wasteful number, since it uses less digits than its factorization.

1101022221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74446 (or 74424 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1101022221200 its reverse (21222201011), we get a palindrome (1122244422211).

The spelling of 1101022221200 in words is "one trillion, one hundred one billion, twenty-two million, two hundred twenty-one thousand, two hundred".