33011223311121 has 16 divisors (see below), whose sum is σ = 48016932015360. Its totient is φ = 20006549007120.

The previous prime is 33011223311117. The next prime is 33011223311161. The reversal of 33011223311121 is 12111332211033.

It is not a de Polignac number, because 33011223311121 - 2² = 33011223311117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33011223311091 and 33011223311100.

It is not an unprimeable number, because it can be changed into a prime (33011223311161) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3659095 + ... + 8911308.

It is an arithmetic number, because the mean of its divisors is an integer number (3001058250960).

Almost surely, 2^{33011223311121} is an apocalyptic number.

It is an amenable number.

33011223311121 is a deficient number, since it is larger than the sum of its proper divisors (15005708704239).

33011223311121 is a wasteful number, since it uses less digits than its factorization.

33011223311121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12649996.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 33011223311121 its reverse (12111332211033), we get a palindrome (45122555522154).

The spelling of 33011223311121 in words is "thirty-three trillion, eleven billion, two hundred twenty-three million, three hundred eleven thousand, one hundred twenty-one".