1121312022300 has 360 divisors, whose sum is σ = 3706610365920. Its totient is φ = 293145868800.

The previous prime is 1121312022251. The next prime is 1121312022307. The reversal of 1121312022300 is 32202131211.

1121312022300 is a `hidden beast` number, since 1 + 121 + 312 + 0 + 2 + 230 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121312022307) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 156626121 + ... + 156633279.

Almost surely, 2^{1121312022300} is an apocalyptic number.

1121312022300 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 1121312022300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1853305182960).

1121312022300 is an abundant number, since it is smaller than the sum of its proper divisors (2585298343620).

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

1121312022300 is a wasteful number, since it uses less digits than its factorization.

1121312022300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7563 (or 7547 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1121312022300 its reverse (32202131211), we get a palindrome (1153514153511).

The spelling of 1121312022300 in words is "one trillion, one hundred twenty-one billion, three hundred twelve million, twenty-two thousand, three hundred".