1212033000013 has 72 divisors (see below), whose sum is σ = 1463967698424. Its totient is φ = 1001633402880.

The previous prime is 1212033000001. The next prime is 1212033000043. The reversal of 1212033000013 is 3100003302121.

It can be written as a sum of positive squares in 4 ways, for example, as 286939134889 + 925093865124 = 535667^2 + 961818^2 .

It is not a de Polignac number, because 1212033000013 - 2²¹ = 1212030902861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212033000043) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 117977245 + ... + 117987517.

Almost surely, 2^{1212033000013} is an apocalyptic number.

It is an amenable number.

1212033000013 is a deficient number, since it is larger than the sum of its proper divisors (251934698411).

1212033000013 is a wasteful number, since it uses less digits than its factorization.

1212033000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10443 (or 10413 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1212033000013 its reverse (3100003302121), we get a palindrome (4312036302134).

The spelling of 1212033000013 in words is "one trillion, two hundred twelve billion, thirty-three million, thirteen", and thus it is an aban number.