11021222099947 has 2 divisors, whose sum is σ = 11021222099948. Its totient is φ = 11021222099946.

The previous prime is 11021222099897. The next prime is 11021222099963. The reversal of 11021222099947 is 74999022212011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11021222099947 - 2³⁹ = 10471466286059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11021222099947.

It is not a weakly prime, because it can be changed into another prime (11021222099977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510611049973 + 5510611049974.

It is an arithmetic number, because the mean of its divisors is an integer number (5510611049974).

Almost surely, 2^{11021222099947} is an apocalyptic number.

11021222099947 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021222099947 is an equidigital number, since it uses as much as digits as its factorization.

11021222099947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 49.

The spelling of 11021222099947 in words is "eleven trillion, twenty-one billion, two hundred twenty-two million, ninety-nine thousand, nine hundred forty-seven".