1222133520112 has 20 divisors (see below), whose sum is σ = 2492509153480. Its totient is φ = 578905351488.

The previous prime is 1222133520089. The next prime is 1222133520119. The reversal of 1222133520112 is 2110253312221.

It is a super-2 number, since 2×1222133520112² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222133520119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2010087723 + ... + 2010088330.

It is an arithmetic number, because the mean of its divisors is an integer number (124625457674).

Almost surely, 2^{1222133520112} is an apocalyptic number.

It is an amenable number.

1222133520112 is an abundant number, since it is smaller than the sum of its proper divisors (1270375633368).

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

1222133520112 is a wasteful number, since it uses less digits than its factorization.

1222133520112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020176080 (or 4020176074 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1222133520112 its reverse (2110253312221), we get a palindrome (3332386832333).

The spelling of 1222133520112 in words is "one trillion, two hundred twenty-two billion, one hundred thirty-three million, five hundred twenty thousand, one hundred twelve".