1122210300312 has 112 divisors (see below), whose sum is σ = 3160446312240. Its totient is φ = 373397439168.

The previous prime is 1122210300283. The next prime is 1122210300313. The reversal of 1122210300312 is 2130030122211.

1122210300312 is a `hidden beast` number, since 1 + 122 + 210 + 300 + 31 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122210300313) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3075693 + ... + 3421155.

It is an arithmetic number, because the mean of its divisors is an integer number (28218270645).

Almost surely, 2^{1122210300312} is an apocalyptic number.

1122210300312 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 1122210300312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1580223156120).

1122210300312 is an abundant number, since it is smaller than the sum of its proper divisors (2038236011928).

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

1122210300312 is an equidigital number, since it uses as much as digits as its factorization.

1122210300312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346044 (or 346025 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1122210300312 its reverse (2130030122211), we get a palindrome (3252240422523).

The spelling of 1122210300312 in words is "one trillion, one hundred twenty-two billion, two hundred ten million, three hundred thousand, three hundred twelve".