1122102012132 has 144 divisors (see below), whose sum is σ = 2901385049472. Its totient is φ = 365567086080.

The previous prime is 1122102012127. The next prime is 1122102012137. The reversal of 1122102012132 is 2312102012211.

It is an interprime number because it is at equal distance from previous prime (1122102012127) and next prime (1122102012137).

It is a super-2 number, since 2×1122102012132² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1122102012137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 317604238 + ... + 317607770.

It is an arithmetic number, because the mean of its divisors is an integer number (20148507288).

Almost surely, 2^{1122102012132} is an apocalyptic number.

1122102012132 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 1122102012132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1450692524736).

1122102012132 is an abundant number, since it is smaller than the sum of its proper divisors (1779283037340).

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

1122102012132 is a wasteful number, since it uses less digits than its factorization.

1122102012132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4658 (or 4653 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1122102012132 its reverse (2312102012211), we get a palindrome (3434204024343).

The spelling of 1122102012132 in words is "one trillion, one hundred twenty-two billion, one hundred two million, twelve thousand, one hundred thirty-two".