1200033331013 has 32 divisors (see below), whose sum is σ = 1354341409920. Its totient is φ = 1054283767680.

The previous prime is 1200033330973. The next prime is 1200033331043. The reversal of 1200033331013 is 3101333300021.

It is not a de Polignac number, because 1200033331013 - 2¹⁶ = 1200033265477 is a prime.

It is a super-3 number, since 3×1200033331013³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200033331043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109716881 + ... + 109727817.

It is an arithmetic number, because the mean of its divisors is an integer number (42323169060).

Almost surely, 2^{1200033331013} is an apocalyptic number.

It is an amenable number.

1200033331013 is a deficient number, since it is larger than the sum of its proper divisors (154308078907).

1200033331013 is an frugal number, since it uses more digits than its factorization.

1200033331013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11174 (or 11068 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 1200033331013 its reverse (3101333300021), we get a palindrome (4301366631034).

The spelling of 1200033331013 in words is "one trillion, two hundred billion, thirty-three million, three hundred thirty-one thousand, thirteen".