1122021122231 has 2 divisors, whose sum is σ = 1122021122232. Its totient is φ = 1122021122230.

The previous prime is 1122021122197. The next prime is 1122021122273. The reversal of 1122021122231 is 1322211202211.

It is a weak prime.

It is an emirp because it is prime and its reverse (1322211202211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1122021122231 - 2¹⁸ = 1122020860087 is a prime.

It is a super-2 number, since 2×1122021122231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122021128231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561010561115 + 561010561116.

It is an arithmetic number, because the mean of its divisors is an integer number (561010561116).

Almost surely, 2^{1122021122231} is an apocalyptic number.

1122021122231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122021122231 is an equidigital number, since it uses as much as digits as its factorization.

1122021122231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1122021122231 its reverse (1322211202211), we get a palindrome (2444232324442).

The spelling of 1122021122231 in words is "one trillion, one hundred twenty-two billion, twenty-one million, one hundred twenty-two thousand, two hundred thirty-one".