1120220121200 has 120 divisors (see below), whose sum is σ = 2717844554256. Its totient is φ = 443681280000.

The previous prime is 1120220121191. The next prime is 1120220121227. The reversal of 1120220121200 is 21210220211.

It is a super-3 number, since 3×1120220121200³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47493410 + ... + 47516990.

Almost surely, 2^{1120220121200} is an apocalyptic number.

1120220121200 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 1120220121200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1358922277128).

1120220121200 is an abundant number, since it is smaller than the sum of its proper divisors (1597624433056).

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

1120220121200 is a wasteful number, since it uses less digits than its factorization.

1120220121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24763 (or 24752 counting only the distinct ones).

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

Adding to 1120220121200 its reverse (21210220211), we get a palindrome (1141430341411).

The spelling of 1120220121200 in words is "one trillion, one hundred twenty billion, two hundred twenty million, one hundred twenty-one thousand, two hundred".