1122220011321 has 56 divisors (see below), whose sum is σ = 1720737356160. Its totient is φ = 731359044000.

The previous prime is 1122220011317. The next prime is 1122220011347. The reversal of 1122220011321 is 1231100222211.

1122220011321 is a `hidden beast` number, since 1 + 122 + 220 + 0 + 1 + 1 + 321 = 666.

It is not a de Polignac number, because 1122220011321 - 2² = 1122220011317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122220011294 and 1122220011303.

It is not an unprimeable number, because it can be changed into a prime (1122220011391) 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 55 ways as a sum of consecutive naturals, for example, 5720226 + ... + 5913156.

Almost surely, 2^{1122220011321} is an apocalyptic number.

It is an amenable number.

1122220011321 is a deficient number, since it is larger than the sum of its proper divisors (598517344839).

1122220011321 is an equidigital number, since it uses as much as digits as its factorization.

1122220011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193129 (or 193114 counting only the distinct ones).

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

Adding to 1122220011321 its reverse (1231100222211), we get a palindrome (2353320233532).

The spelling of 1122220011321 in words is "one trillion, one hundred twenty-two billion, two hundred twenty million, eleven thousand, three hundred twenty-one".