1201103113200 has 60 divisors (see below), whose sum is σ = 3847533643128. Its totient is φ = 320294163200.

The previous prime is 1201103113193. The next prime is 1201103113207. The reversal of 1201103113200 is 23113011021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1201103113193) and next prime (1201103113207).

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1201103113200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201103113207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500458431 + ... + 500460830.

Almost surely, 2^{1201103113200} is an apocalyptic number.

1201103113200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201103113200 is an abundant number, since it is smaller than the sum of its proper divisors (2646430529928).

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

1201103113200 is a wasteful number, since it uses less digits than its factorization.

1201103113200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000919282 (or 1000919271 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1201103113200 its reverse (23113011021), we get a palindrome (1224216124221).

The spelling of 1201103113200 in words is "one trillion, two hundred one billion, one hundred three million, one hundred thirteen thousand, two hundred".