33221212001112 has 32 divisors (see below), whose sum is σ = 84820115750400. Its totient is φ = 10838125900704.

The previous prime is 33221212001099. The next prime is 33221212001141. The reversal of 33221212001112 is 21110021212233.

It is a super-2 number, since 2×33221212001112² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 14725713412 + ... + 14725715667.

It is an arithmetic number, because the mean of its divisors is an integer number (2650628617200).

Almost surely, 2^{33221212001112} is an apocalyptic number.

It is an amenable number.

33221212001112 is an abundant number, since it is smaller than the sum of its proper divisors (51598903749288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33221212001112 is a wasteful number, since it uses less digits than its factorization.

33221212001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29451429135 (or 29451429131 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 33221212001112 its reverse (21110021212233), we get a palindrome (54331233213345).

The spelling of 33221212001112 in words is "thirty-three trillion, two hundred twenty-one billion, two hundred twelve million, one thousand, one hundred twelve".