1122211202322 has 128 divisors (see below), whose sum is σ = 2756227461120. Its totient is φ = 297300971520.

The previous prime is 1122211202297. The next prime is 1122211202351. The reversal of 1122211202322 is 2232021122211.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75475933 + ... + 75490799.

It is an arithmetic number, because the mean of its divisors is an integer number (21533027040).

Almost surely, 2^{1122211202322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122211202322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1378113730560).

1122211202322 is an abundant number, since it is smaller than the sum of its proper divisors (1634016258798).

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

1122211202322 is a wasteful number, since it uses less digits than its factorization.

1122211202322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16456.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1122211202322 its reverse (2232021122211), we get a palindrome (3354232324533).

The spelling of 1122211202322 in words is "one trillion, one hundred twenty-two billion, two hundred eleven million, two hundred two thousand, three hundred twenty-two".