33213103012 has 6 divisors (see below), whose sum is σ = 58122930278. Its totient is φ = 16606551504.

The previous prime is 33213102953. The next prime is 33213103019. The reversal of 33213103012 is 21030131233.

It can be written as a sum of positive squares in only one way, i.e., 23147796736 + 10065306276 = 152144^2 + 100326^2 .

It is a super-2 number, since 2×33213103012² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33213103019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4151637873 + ... + 4151637880.

Almost surely, 2^33213103012 is an apocalyptic number.

It is an amenable number.

33213103012 is a deficient number, since it is larger than the sum of its proper divisors (24909827266).

33213103012 is a wasteful number, since it uses less digits than its factorization.

33213103012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8303275757 (or 8303275755 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 33213103012 its reverse (21030131233), we get a palindrome (54243234245).

The spelling of 33213103012 in words is "thirty-three billion, two hundred thirteen million, one hundred three thousand, twelve".