33040213123012 has 12 divisors (see below), whose sum is σ = 58911323398956. Its totient is φ = 16208406437600.

The previous prime is 33040213123009. The next prime is 33040213123061. The reversal of 33040213123012 is 21032131204033.

It can be written as a sum of positive squares in 2 ways, for example, as 29672488984516 + 3367724138496 = 5447246^2 + 1835136^2 .

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, 77925030739 + ... + 77925031162.

It is an arithmetic number, because the mean of its divisors is an integer number (4909276949913).

Almost surely, 2^{33040213123012} is an apocalyptic number.

It is an amenable number.

33040213123012 is a deficient number, since it is larger than the sum of its proper divisors (25871110275944).

33040213123012 is a wasteful number, since it uses less digits than its factorization.

33040213123012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155850061958 (or 155850061956 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 33040213123012 its reverse (21032131204033), we get a palindrome (54072344327045).

The spelling of 33040213123012 in words is "thirty-three trillion, forty billion, two hundred thirteen million, one hundred twenty-three thousand, twelve".