33211013012 has 6 divisors (see below), whose sum is σ = 58119272778. Its totient is φ = 16605506504.

The previous prime is 33211012999. The next prime is 33211013027. The reversal of 33211013012 is 21031011233.

It can be written as a sum of positive squares in only one way, i.e., 25253659396 + 7957353616 = 158914^2 + 89204^2 .

It is a super-2 number, since 2×33211013012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4151376623 + ... + 4151376630.

It is an arithmetic number, because the mean of its divisors is an integer number (9686545463).

Almost surely, 2^33211013012 is an apocalyptic number.

It is an amenable number.

33211013012 is a deficient number, since it is larger than the sum of its proper divisors (24908259766).

33211013012 is a wasteful number, since it uses less digits than its factorization.

33211013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8302753257 (or 8302753255 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 33211013012 its reverse (21031011233), we get a palindrome (54242024245).

The spelling of 33211013012 in words is "thirty-three billion, two hundred eleven million, thirteen thousand, twelve".