1102220947 has 2 divisors, whose sum is σ = 1102220948. Its totient is φ = 1102220946.

The previous prime is 1102220939. The next prime is 1102221007. The reversal of 1102220947 is 7490222011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1102220947 - 2³ = 1102220939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102220747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551110473 + 551110474.

It is an arithmetic number, because the mean of its divisors is an integer number (551110474).

Almost surely, 2^1102220947 is an apocalyptic number.

1102220947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102220947 is an equidigital number, since it uses as much as digits as its factorization.

1102220947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1102220947 is about 33199.7130559889. The cubic root of 1102220947 is about 1032.9743876306.

Adding to 1102220947 its reverse (7490222011), we get a palindrome (8592442958).

The spelling of 1102220947 in words is "one billion, one hundred two million, two hundred twenty thousand, nine hundred forty-seven".