1122220212331 has 8 divisors (see below), whose sum is σ = 1149619026528. Its totient is φ = 1094822712000.

The previous prime is 1122220212299. The next prime is 1122220212359. The reversal of 1122220212331 is 1332120222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122220212331 - 2⁵ = 1122220212299 is a prime.

It is a super-2 number, since 2×1122220212331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122220212431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1527061 + ... + 2139241.

It is an arithmetic number, because the mean of its divisors is an integer number (143702378316).

Almost surely, 2^{1122220212331} is an apocalyptic number.

1122220212331 is a deficient number, since it is larger than the sum of its proper divisors (27398814197).

1122220212331 is an equidigital number, since it uses as much as digits as its factorization.

1122220212331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656933.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1122220212331 its reverse (1332120222211), we get a palindrome (2454340434542).

The spelling of 1122220212331 in words is "one trillion, one hundred twenty-two billion, two hundred twenty million, two hundred twelve thousand, three hundred thirty-one".