1200013203333 has 16 divisors (see below), whose sum is σ = 1828618960896. Its totient is φ = 685711550640.

The previous prime is 1200013203329. The next prime is 1200013203353. The reversal of 1200013203333 is 3333023100021.

It is not a de Polignac number, because 1200013203333 - 2² = 1200013203329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200013203353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1139260 + ... + 1923002.

It is an arithmetic number, because the mean of its divisors is an integer number (114288685056).

Almost surely, 2^{1200013203333} is an apocalyptic number.

It is an amenable number.

1200013203333 is a deficient number, since it is larger than the sum of its proper divisors (628605757563).

1200013203333 is an equidigital number, since it uses as much as digits as its factorization.

1200013203333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856664.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 1200013203333 its reverse (3333023100021), we get a palindrome (4533036303354).

The spelling of 1200013203333 in words is "one trillion, two hundred billion, thirteen million, two hundred three thousand, three hundred thirty-three".