1232222202112 has 72 divisors (see below), whose sum is σ = 2703717368352. Its totient is φ = 555825254400.

The previous prime is 1232222202103. The next prime is 1232222202139. The reversal of 1232222202112 is 2112022222321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301253 + ... + 2039044.

It is an arithmetic number, because the mean of its divisors is an integer number (37551630116).

Almost surely, 2^{1232222202112} is an apocalyptic number.

It is an amenable number.

1232222202112 is an abundant number, since it is smaller than the sum of its proper divisors (1471495166240).

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

1232222202112 is a wasteful number, since it uses less digits than its factorization.

1232222202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340455 (or 3340441 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1232222202112 its reverse (2112022222321), we get a palindrome (3344244424433).

The spelling of 1232222202112 in words is "one trillion, two hundred thirty-two billion, two hundred twenty-two million, two hundred two thousand, one hundred twelve".