33221002131112 has 32 divisors (see below), whose sum is σ = 62335905246720. Its totient is φ = 16598095739200.

The previous prime is 33221002131047. The next prime is 33221002131113. The reversal of 33221002131112 is 21113120012233.

It is a super-2 number, since 2×33221002131112² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33221002131113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171764862 + ... + 171958162.

It is an arithmetic number, because the mean of its divisors is an integer number (1947997038960).

Almost surely, 2^{33221002131112} is an apocalyptic number.

It is an amenable number.

33221002131112 is a deficient number, since it is larger than the sum of its proper divisors (29114903115608).

33221002131112 is a wasteful number, since it uses less digits than its factorization.

33221002131112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209241 (or 209237 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 33221002131112 its reverse (21113120012233), we get a palindrome (54334122143345).

The spelling of 33221002131112 in words is "thirty-three trillion, two hundred twenty-one billion, two million, one hundred thirty-one thousand, one hundred twelve".