1121211033200 has 60 divisors (see below), whose sum is σ = 2694224850240. Its totient is φ = 448398612480.

The previous prime is 1121211033161. The next prime is 1121211033223. The reversal of 1121211033200 is 23301121211.

It is a super-2 number, since 2×1121211033200² (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 11 ways as a sum of consecutive naturals, for example, 1846112 + ... + 2377088.

It is an arithmetic number, because the mean of its divisors is an integer number (44903747504).

Almost surely, 2^{1121211033200} is an apocalyptic number.

1121211033200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121211033200 is an abundant number, since it is smaller than the sum of its proper divisors (1573013817040).

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

1121211033200 is a wasteful number, since it uses less digits than its factorization.

1121211033200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536274 (or 536263 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1121211033200 its reverse (23301121211), we get a palindrome (1144512154411).

The spelling of 1121211033200 in words is "one trillion, one hundred twenty-one billion, two hundred eleven million, thirty-three thousand, two hundred".