1222032111132 has 96 divisors (see below), whose sum is σ = 3321462412800. Its totient is φ = 342437951232.

The previous prime is 1222032111119. The next prime is 1222032111143. The reversal of 1222032111132 is 2311112302221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1222032111099 and 1222032111108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12367419 + ... + 12465837.

It is an arithmetic number, because the mean of its divisors is an integer number (34598566800).

Almost surely, 2^{1222032111132} is an apocalyptic number.

1222032111132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1222032111132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660731206400).

1222032111132 is an abundant number, since it is smaller than the sum of its proper divisors (2099430301668).

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

1222032111132 is a wasteful number, since it uses less digits than its factorization.

1222032111132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101275 (or 101273 counting only the distinct ones).

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

Adding to 1222032111132 its reverse (2311112302221), we get a palindrome (3533144413353).

The spelling of 1222032111132 in words is "one trillion, two hundred twenty-two billion, thirty-two million, one hundred eleven thousand, one hundred thirty-two".