33012310103212 has 12 divisors (see below), whose sum is σ = 63023501106216. Its totient is φ = 15005595501440.

The previous prime is 33012310103207. The next prime is 33012310103237. The reversal of 33012310103212 is 21230101321033.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 375139887493 + ... + 375139887580.

It is an arithmetic number, because the mean of its divisors is an integer number (5251958425518).

Almost surely, 2^{33012310103212} is an apocalyptic number.

It is an amenable number.

33012310103212 is a deficient number, since it is larger than the sum of its proper divisors (30011191003004).

33012310103212 is a wasteful number, since it uses less digits than its factorization.

33012310103212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750279775088 (or 750279775086 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 33012310103212 its reverse (21230101321033), we get a palindrome (54242411424245).

The spelling of 33012310103212 in words is "thirty-three trillion, twelve billion, three hundred ten million, one hundred three thousand, two hundred twelve".