1120213321300 has 72 divisors (see below), whose sum is σ = 2444273027000. Its totient is φ = 445614981120.

The previous prime is 1120213321223. The next prime is 1120213321313. The reversal of 1120213321300 is 31233120211.

It can be written as a sum of positive squares in 12 ways, for example, as 766766425104 + 353446896196 = 875652^2 + 594514^2 .

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, 71575876 + ... + 71591524.

Almost surely, 2^{1120213321300} is an apocalyptic number.

1120213321300 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 1120213321300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1222136513500).

1120213321300 is an abundant number, since it is smaller than the sum of its proper divisors (1324059705700).

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

1120213321300 is a wasteful number, since it uses less digits than its factorization.

1120213321300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19565 (or 19558 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1120213321300 its reverse (31233120211), we get a palindrome (1151446441511).

The spelling of 1120213321300 in words is "one trillion, one hundred twenty billion, two hundred thirteen million, three hundred twenty-one thousand, three hundred".