1333121012 has 12 divisors (see below), whose sum is σ = 2354365860. Its totient is φ = 660445056.

The previous prime is 1333120973. The next prime is 1333121021. The reversal of 1333121012 is 2101213331.

It can be written as a sum of positive squares in 2 ways, for example, as 442934116 + 890186896 = 21046^2 + 29836^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1528373 + ... + 1529244.

It is an arithmetic number, because the mean of its divisors is an integer number (196197155).

Almost surely, 2^1333121012 is an apocalyptic number.

It is an amenable number.

1333121012 is a deficient number, since it is larger than the sum of its proper divisors (1021244848).

1333121012 is a wasteful number, since it uses less digits than its factorization.

1333121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057730 (or 3057728 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1333121012 is about 36511.9297216677. The cubic root of 1333121012 is about 1100.5839907305.

Adding to 1333121012 its reverse (2101213331), we get a palindrome (3434334343).

It can be divided in two parts, 13331 and 21012, that added together give a palindrome (34343).

The spelling of 1333121012 in words is "one billion, three hundred thirty-three million, one hundred twenty-one thousand, twelve".