11222020199969 has 2 divisors, whose sum is σ = 11222020199970. Its totient is φ = 11222020199968.

The previous prime is 11222020199891. The next prime is 11222020200011. The reversal of 11222020199969 is 96999102022211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10433319904225 + 788700295744 = 3230065^2 + 888088^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11222020199969 is a prime.

It is a super-2 number, since 2×11222020199969² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11222020199969.

It is not a weakly prime, because it can be changed into another prime (11222020199869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611010099984 + 5611010099985.

It is an arithmetic number, because the mean of its divisors is an integer number (5611010099985).

Almost surely, 2^{11222020199969} is an apocalyptic number.

It is an amenable number.

11222020199969 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222020199969 is an equidigital number, since it uses as much as digits as its factorization.

11222020199969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 53.

The spelling of 11222020199969 in words is "eleven trillion, two hundred twenty-two billion, twenty million, one hundred ninety-nine thousand, nine hundred sixty-nine".