11221111200097 has 2 divisors, whose sum is σ = 11221111200098. Its totient is φ = 11221111200096.

The previous prime is 11221111200071. The next prime is 11221111200151. The reversal of 11221111200097 is 79000211112211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8724556357696 + 2496554842401 = 2953736^2 + 1580049^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221111200097 - 2⁴³ = 2425018177889 is a prime.

It is not a weakly prime, because it can be changed into another prime (11221111200037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610555600048 + 5610555600049.

It is an arithmetic number, because the mean of its divisors is an integer number (5610555600049).

Almost surely, 2^{11221111200097} is an apocalyptic number.

It is an amenable number.

11221111200097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221111200097 is an equidigital number, since it uses as much as digits as its factorization.

11221111200097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 28.

The spelling of 11221111200097 in words is "eleven trillion, two hundred twenty-one billion, one hundred eleven million, two hundred thousand, ninety-seven".