1212033333040 has 20 divisors (see below), whose sum is σ = 2817977499504. Its totient is φ = 484813333184.

The previous prime is 1212033333037. The next prime is 1212033333061. The reversal of 1212033333040 is 403333302121.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 1212033332996 and 1212033333014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7575208252 + ... + 7575208411.

Almost surely, 2^{1212033333040} is an apocalyptic number.

1212033333040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1212033333040 is an abundant number, since it is smaller than the sum of its proper divisors (1605944166464).

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

1212033333040 is a wasteful number, since it uses less digits than its factorization.

1212033333040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15150416676 (or 15150416670 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 1212033333040 its reverse (403333302121), we get a palindrome (1615366635161).

The spelling of 1212033333040 in words is "one trillion, two hundred twelve billion, thirty-three million, three hundred thirty-three thousand, forty".