33221223330212 has 12 divisors (see below), whose sum is σ = 59122516096560. Its totient is φ = 16329075874056.

The previous prime is 33221223330181. The next prime is 33221223330223. The reversal of 33221223330212 is 21203332212233.

It is a super-2 number, since 2×33221223330212² (a number of 28 digits) contains 22 as substring.

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, 70383947498 + ... + 70383947969.

It is an arithmetic number, because the mean of its divisors is an integer number (4926876341380).

Almost surely, 2^{33221223330212} is an apocalyptic number.

It is an amenable number.

33221223330212 is a deficient number, since it is larger than the sum of its proper divisors (25901292766348).

33221223330212 is a wasteful number, since it uses less digits than its factorization.

33221223330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140767895530 (or 140767895528 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 33221223330212 its reverse (21203332212233), we get a palindrome (54424555542445).

The spelling of 33221223330212 in words is "thirty-three trillion, two hundred twenty-one billion, two hundred twenty-three million, three hundred thirty thousand, two hundred twelve".