11222011120987 has 2 divisors, whose sum is σ = 11222011120988. Its totient is φ = 11222011120986.

The previous prime is 11222011120981. The next prime is 11222011121017. The reversal of 11222011120987 is 78902111022211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222011120987 - 2¹¹ = 11222011118939 is a prime.

It is not a weakly prime, because it can be changed into another prime (11222011120981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611005560493 + 5611005560494.

It is an arithmetic number, because the mean of its divisors is an integer number (5611005560494).

Almost surely, 2^{11222011120987} is an apocalyptic number.

11222011120987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222011120987 is an equidigital number, since it uses as much as digits as its factorization.

11222011120987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 37.

The spelling of 11222011120987 in words is "eleven trillion, two hundred twenty-two billion, eleven million, one hundred twenty thousand, nine hundred eighty-seven".