11220120131189 has 2 divisors, whose sum is σ = 11220120131190. Its totient is φ = 11220120131188.

The previous prime is 11220120131179. The next prime is 11220120131239. The reversal of 11220120131189 is 98113102102211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10795331640625 + 424788490564 = 3285625^2 + 651758^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220120131189 - 2¹² = 11220120127093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220120131159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610060065594 + 5610060065595.

It is an arithmetic number, because the mean of its divisors is an integer number (5610060065595).

Almost surely, 2^{11220120131189} is an apocalyptic number.

It is an amenable number.

11220120131189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220120131189 is an equidigital number, since it uses as much as digits as its factorization.

11220120131189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 32.

The spelling of 11220120131189 in words is "eleven trillion, two hundred twenty billion, one hundred twenty million, one hundred thirty-one thousand, one hundred eighty-nine".