1120213312400 has 120 divisors (see below), whose sum is σ = 3312384702144. Its totient is φ = 354529036800.

The previous prime is 1120213312319. The next prime is 1120213312411. The reversal of 1120213312400 is 42133120211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15351146 + ... + 15423945.

Almost surely, 2^{1120213312400} is an apocalyptic number.

1120213312400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120213312400 is an abundant number, since it is smaller than the sum of its proper divisors (2192171389744).

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

1120213312400 is a wasteful number, since it uses less digits than its factorization.

1120213312400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30775129 (or 30775118 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1120213312400 its reverse (42133120211), we get a palindrome (1162346432611).

The spelling of 1120213312400 in words is "one trillion, one hundred twenty billion, two hundred thirteen million, three hundred twelve thousand, four hundred".