1113201100120 has 32 divisors (see below), whose sum is σ = 2519180539920. Its totient is φ = 442706561920.

The previous prime is 1113201100087. The next prime is 1113201100201. The reversal of 1113201100120 is 210011023111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113201100120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80426686 + ... + 80440525.

Almost surely, 2^{1113201100120} is an apocalyptic number.

1113201100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113201100120 is an abundant number, since it is smaller than the sum of its proper divisors (1405979439800).

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

1113201100120 is a wasteful number, since it uses less digits than its factorization.

1113201100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160867395 (or 160867391 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1113201100120 its reverse (210011023111), we get a palindrome (1323212123231).

The spelling of 1113201100120 in words is "one trillion, one hundred thirteen billion, two hundred one million, one hundred thousand, one hundred twenty".