1322211121123 has 2 divisors, whose sum is σ = 1322211121124. Its totient is φ = 1322211121122.

The previous prime is 1322211121069. The next prime is 1322211121129. The reversal of 1322211121123 is 3211211122231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1322211121123 is a prime.

It is a super-2 number, since 2×1322211121123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1322211121094 and 1322211121103.

It is not a weakly prime, because it can be changed into another prime (1322211121129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661105560561 + 661105560562.

It is an arithmetic number, because the mean of its divisors is an integer number (661105560562).

Almost surely, 2^{1322211121123} is an apocalyptic number.

1322211121123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322211121123 is an equidigital number, since it uses as much as digits as its factorization.

1322211121123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 22.

Adding to 1322211121123 its reverse (3211211122231), we get a palindrome (4533422243354).

The spelling of 1322211121123 in words is "one trillion, three hundred twenty-two billion, two hundred eleven million, one hundred twenty-one thousand, one hundred twenty-three".