22033231110012 has 192 divisors, whose sum is σ = 55973193744384. Its totient is φ = 6718380810240.

The previous prime is 22033231109993. The next prime is 22033231110017. The reversal of 22033231110012 is 21001113233022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22033231110017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3148950498 + ... + 3148957494.

It is an arithmetic number, because the mean of its divisors is an integer number (291527050752).

Almost surely, 2^{22033231110012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22033231110012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27986596872192).

22033231110012 is an abundant number, since it is smaller than the sum of its proper divisors (33939962634372).

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

22033231110012 is a wasteful number, since it uses less digits than its factorization.

22033231110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8428 (or 8426 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 22033231110012 its reverse (21001113233022), we get a palindrome (43034344343034).

The spelling of 22033231110012 in words is "twenty-two trillion, thirty-three billion, two hundred thirty-one million, one hundred ten thousand, twelve".